Health answers
Health answers — the questions people actually ask
Straight answers to everyday health and medicine questions, written in plain language and reviewed for safety. For anything specific to you, talk to a verified doctor on iHealix.
Ces informations sont fournies à titre indicatif uniquement et ne constituent pas un avis médical. Consultez toujours un professionnel de santé qualifié pour toute préoccupation médicale personnelle. En cas d'urgence, appelez votre numéro d'urgence local.
Medicine safety
Are anti-inflammatory painkillers safe to take long-term for joint pain?
Anti-inflammatory painkillers (NSAIDs) like ibuprofen and naproxen can relieve joint and muscle
Are decongestants safe if I have high blood pressure?
Oral decongestants like pseudoephedrine and phenylephrine can raise blood pressure and heart rat
Are laxatives safe to use, and can I take them regularly?
Laxatives are generally safe for short-term relief of constipation when used as directed. Relyin
Can antibiotics stop my contraceptive pill from working?
Most common antibiotics do not reduce the pill's effectiveness, but a few specific ones do; vomi
Can antihistamines treat a severe allergic reaction?
No. Antihistamines only help mild symptoms like itching and hives. They do not treat anaphylaxis
Can children take the same cold and flu medicines as adults?
No. Many adult cold and flu remedies are not safe for young children, and combination products c
Can I drink alcohol while taking amoxicillin?
Yes, a moderate amount of alcohol does not stop amoxicillin from working, though it is sensible
Can I drink alcohol while taking antibiotics?
With most antibiotics moderate alcohol is unlikely to cause harm, but with a few, such as metron
Can I drink alcohol while taking antidepressants?
It is best to avoid or strictly limit alcohol on antidepressants, as the combination can increas
Can I drink alcohol while taking codeine?
No, you should avoid alcohol with codeine because both slow breathing and cause drowsiness, and
Can I drink alcohol while taking ibuprofen?
Small amounts of alcohol with occasional ibuprofen are usually tolerated, but combining them rai
Can I drink alcohol while taking medication?
It depends on the medicine. Some interact dangerously with alcohol while many are fine in modera
Can I drink alcohol while taking naproxen?
It is best to limit or avoid alcohol with naproxen, as both irritate the stomach and the combina
Can I eat grapefruit while taking statins?
Grapefruit can raise the levels of some statins (like simvastatin and atorvastatin) in your bloo
Can I give my child paracetamol and ibuprofen together?
Sometimes a doctor or pharmacist advises alternating paracetamol and ibuprofen, but you should n
Can I give my child paracetamol and ibuprofen together?
Children can be given both paracetamol and ibuprofen for fever or pain, but use the correct weig
Can I keep taking antidepressants while pregnant or breastfeeding?
Many people continue antidepressants in pregnancy and breastfeeding when needed; never stop sudd
Can I take amoxicillin while pregnant or breastfeeding?
Amoxicillin is one of the antibiotics generally considered acceptable in pregnancy and breastfee
Can I take antibiotics to prevent getting an STI?
Don't self-medicate with antibiotics to prevent STIs. Some targeted preventive strategies exist
Can I take antihistamines for allergies during pregnancy?
Some antihistamines are considered acceptable in pregnancy for allergies, but you should confirm
Can I take antimalarial medicine with my other medications?
Some antimalarials interact with common medicines and can affect the heart rhythm, so always tel
Can I take aspirin and ibuprofen together for pain?
Taking full-dose aspirin and ibuprofen together is generally not recommended because both are NS
Can I take heartburn medicine together with painkillers like paracetamol or ibuprofen?
Paracetamol is generally fine to take with common heartburn medicines, but ibuprofen and other a
Can I take ibuprofen and paracetamol together for pain?
For many adults, paracetamol and ibuprofen can be taken together or alternated for short-term pa
Can I take ibuprofen if I have high blood pressure?
Ibuprofen and other NSAIDs can raise blood pressure and reduce the effect of some blood-pressure
Can I take ibuprofen with low-dose aspirin?
Taking ibuprofen with low-dose aspirin can reduce aspirin's heart-protective effect and increase
Can I take leftover antibiotics from a previous illness?
No. Do not use leftover or someone else's antibiotics; they may be wrong for your infection, the
Can I take levothyroxine with my other medicines and supplements?
Levothyroxine should be taken on an empty stomach and separated from calcium, iron, and antacids
Can I take medicine to delay my period for a holiday or event?
Yes, a doctor can sometimes prescribe a short course of medication to delay a period, or your co
Can I take paracetamol (acetaminophen) when I'm pregnant?
Paracetamol is generally considered the first-choice pain and fever reliever in pregnancy, but u
Can I take paracetamol and an antibiotic like amoxicillin together while pregnant?
Paracetamol and amoxicillin are generally taken together without a known interaction, but only t
Can I take paracetamol and ibuprofen together for flu?
For many adults these two can be used together or alternated for fever and aches, but you should
Can I take paracetamol or ibuprofen with antibiotics?
Usually yes; paracetamol and ibuprofen are generally safe to take alongside most antibiotics, bu
Can I take paracetamol while on antibiotics?
Yes, paracetamol is generally safe to take alongside most antibiotics to relieve pain or fever,
Can I take paracetamol with cold and flu medicine?
Usually no, because most cold and flu remedies already contain paracetamol, and taking extra par
Can I take paracetamol with ibuprofen at the same time?
Yes, paracetamol (acetaminophen) and ibuprofen work in different ways and are generally safe to
Can I take probiotics while on antibiotics?
Probiotics are generally safe and may reduce antibiotic-related diarrhoea for some people, but e
Can you be allergic to penicillin or antibiotics?
Yes. Penicillin is one of the most common drug allergies and can cause rashes, swelling, or, rar
Do antibiotics help a cold or the flu?
No. Colds and flu are caused by viruses, and antibiotics do not work against viruses.
Do antibiotics stop the contraceptive pill from working?
Most common antibiotics do not reduce the effectiveness of the pill; only a few specific ones (l
Do decongestants help a blocked nose from a cold?
Decongestants can give short-term relief from a stuffy nose, but nasal sprays should not be used
Do I need statins if I have high cholesterol?
Not everyone with high cholesterol needs statins. The decision depends on your overall cardiovas
Do I need to avoid sex while being treated for an STI?
Yes. Avoid sex until you and your partner have completed treatment and your clinician confirms i
Does green or yellow mucus mean I need antibiotics?
No. Green or yellow mucus is a normal part of a viral cold and does not by itself mean a bacteri
Does melatonin help with sleep and is it safe?
Melatonin can help with certain sleep problems such as jet lag or a delayed body clock, and shor
Does omeprazole interact with other medicines?
Omeprazole can interact with some drugs, notably the blood thinner clopidogrel and certain HIV a
Does St John's Wort interact with prescription medicines?
Yes, St John's Wort interacts with many medicines, including antidepressants, the contraceptive
How is children's paracetamol dosed by weight?
Children's paracetamol is dosed by weight and age rather than a single fixed amount, which is wh
How long do antidepressants take to work?
Antidepressants usually take around two to six weeks to show clear benefits, though some effects
Is ibuprofen safe to take while pregnant?
Ibuprofen and other NSAIDs are generally avoided in pregnancy, especially from around 20 weeks o
Is it dangerous to mix sleeping pills with alcohol?
Yes, combining sleeping pills or sedatives with alcohol is dangerous because both depress the ne
Is it safe to buy Viagra or erection pills online?
Buying erection pills from unregulated websites is risky, because many are counterfeit, contain
Is it safe to drink alcohol while taking metformin?
Moderate, occasional alcohol is usually acceptable with metformin, but heavy drinking raises the
Is it safe to drink alcohol while taking paracetamol?
An occasional drink with normal doses of paracetamol is usually fine for most people, but heavy
Is it safe to drink alcohol with antihistamines?
Older sedating antihistamines combined with alcohol can cause heavy drowsiness and impaired coor
Is it safe to take anti-diarrhoea medicine like loperamide?
Anti-diarrhoeal medicines such as loperamide can help adults with short-term, uncomplicated diar
Is it safe to take medicines I have left over from before?
Generally no. Reusing old or leftover medicines, especially prescription ones, can be risky beca
Is it safe to take more than one medicine at the same time?
Often yes, but some medicines interact with each other, with supplements, or with foods. Always
Is it safe to take supplements with prescription medication?
Not always. Some vitamins, minerals and herbal supplements interact with prescription medicines,
Should I use a syringe or a spoon to give my child medicine?
Always use the syringe or measuring cup that comes with the medicine. Kitchen spoons are inaccur
What can I take for a cold or flu while pregnant?
Rest, fluids, and paracetamol for fever or aches are usually the safest approach; avoid combinat
What can I take for period cramps?
Over-the-counter anti-inflammatory pain relievers such as ibuprofen or naproxen, or paracetamol,
What happens if I miss a dose of my antibiotic?
Usually take the missed dose as soon as you remember, but if it is almost time for the next one,
What is the best non-drowsy antihistamine for allergies?
Newer antihistamines such as cetirizine, loratadine, and fexofenadine are less likely to cause d
What should I do if I accidentally take too much medicine?
Seek medical advice straight away, even if you feel fine. Contact a poison control centre, call
What should I do if I have an allergic reaction to antibiotics?
Stop the antibiotic and seek medical advice; for swelling of the face or throat, difficulty brea
What should I do if my child takes too much medicine?
Treat any suspected overdose as urgent, even if your child seems fine. Call your local poison ce
When do children actually need antibiotics?
Antibiotics only treat bacterial infections, not viruses like most colds, coughs and sore throat
Which medicines are safe to take while breastfeeding?
Many common medicines are compatible with breastfeeding, but safety depends on the specific drug
Which painkillers are safe to take with warfarin?
Paracetamol is generally the preferred painkiller with warfarin; aspirin and ibuprofen-type NSAI
Which STIs can be cured and which can only be managed?
Bacterial and parasitic STIs like chlamydia, gonorrhoea, syphilis and trichomoniasis are usually
Which vaccines are recommended or safe during pregnancy?
Inactivated vaccines such as flu and whooping cough are commonly recommended in pregnancy to pro
Why can't I drink alcohol with metronidazole?
Drinking alcohol with metronidazole can cause an unpleasant reaction with flushing, nausea, vomi
Why do antibiotics cause diarrhoea and what can I do?
Antibiotics can upset the balance of gut bacteria, causing diarrhoea; it is usually mild, but se
Why must I finish the full course of STI treatment even if I feel better?
Stopping early can leave some bacteria alive, causing the infection to return and helping it bec
Why shouldn't I give aspirin to children?
Aspirin is generally not given to children under 16 because of a rare but serious condition call
Symptoms
Can you have diabetes without any symptoms?
Yes. Type 2 diabetes and prediabetes can be present for years with no obvious symptoms, which is
Does coughing up green or yellow phlegm mean I need antibiotics?
Colored phlegm alone does not mean you need antibiotics; it is common in ordinary viral chest in
How can I manage morning sickness and nausea in pregnancy?
Eating small frequent bland meals, staying hydrated, and avoiding triggers help many people; if
How do I help a child with an ear infection?
Most ear infections in children are viral and improve within a few days with pain relief and res
How do I know if my symptoms are a cold, the flu, or COVID-19?
Colds come on gradually with a runny nose, flu hits suddenly with fever and aches, and COVID-19
How high does a fever have to be before I should go to the hospital?
The exact number matters less than how you feel, but a temperature at or above 39.5-40C (103-104
Is chest pain always a heart attack?
No — most chest pain is not a heart attack and is often from muscles, reflux, or anxiety, but be
Is genital herpes serious, and can outbreaks be controlled?
Genital herpes is common and usually not dangerous, though it's lifelong. Outbreaks tend to beco
Is it normal to have a fever with a cold?
A mild fever can occur with a cold, especially in children, but a high or prolonged fever points
Is mild cramping normal in early pregnancy?
Mild, occasional cramping is common in early pregnancy as the uterus changes, but cramping with
Is my child's rash something to worry about?
Most childhood rashes are harmless, but a rash that does not fade when pressed with a glass, esp
What are the early warning signs of diabetes?
Common early signs include feeling very thirsty, passing urine more often (especially at night),
What are the most common STI symptoms to watch for?
Common signs include unusual discharge, burning when urinating, genital sores or blisters, itchi
What are the symptoms of high blood sugar (hyperglycemia)?
High blood sugar can cause increased thirst, frequent urination, tiredness, blurred vision, and
What is diabetic ketoacidosis (DKA) and what are the warning signs?
DKA is a dangerous emergency, mainly in type 1 diabetes, where high blood sugar and ketones buil
What is pelvic inflammatory disease and how is it linked to STIs?
Pelvic inflammatory disease (PID) is an infection of the female reproductive organs, often cause
What pregnancy symptoms are normal and which are not?
Tiredness, nausea, heartburn, swelling of feet, and back pain are commonly normal; bleeding, sev
What should I do if my child keeps vomiting?
Offer small frequent sips of fluid and let the stomach settle. Seek help if vomiting is persiste
When does a child's cough need a doctor?
Most coughs are viral and clear on their own, but see a doctor urgently if your child has fast o
When is a child's headache a warning sign?
Most headaches in children are harmless, but seek urgent care for a severe sudden headache with
When is a headache a sign of something serious?
A headache that is sudden and explosive, follows a head injury, or comes with fever, stiff neck,
When is vomiting and diarrhea an emergency?
Most cases of vomiting and diarrhea are from a stomach bug and settle in a few days, but signs o
When should I worry about chest pain?
Treat chest pain as an emergency and call your local emergency number if it is crushing or tight
When should I worry about feeling tired all the time?
Worry about fatigue if it is new and unexplained, lasts more than a few weeks, or comes with wei
Why am I always tired even after a full night's sleep?
Persistent tiredness despite enough sleep is often due to poor sleep quality, stress, diet, or l
Why am I waking up drenched in sweat at night?
Occasional night sweats are usually from a warm room, bedding, or minor illness, but regular dre
Why can I feel my heart racing or pounding?
Palpitations are often harmless and triggered by stress, caffeine, exercise, or anxiety, but if
Why do I feel dizzy and is it dangerous?
Dizziness is often caused by inner-ear problems, dehydration, low blood pressure, or standing up
Why do I feel dizzy or lightheaded when I stand up?
Feeling lightheaded on standing is usually a brief drop in blood pressure called orthostatic hyp
Why do I feel generally unwell but have no clear symptoms?
A vague feeling of being unwell is often the early stage of an infection, stress, poor sleep, or
Why do I feel nauseous all the time?
Ongoing nausea is often from digestive issues, acid reflux, anxiety, medicines, or pregnancy, bu
Why do I feel short of breath?
Breathlessness can come from anxiety, being unfit, asthma, infection, or anemia, but sudden or s
Why do I have a fever and when is it serious?
A fever is usually your body fighting an infection and often settles on its own, but a temperatu
Why do I have a sore throat and do I need antibiotics?
Most sore throats are caused by viruses and clear up in about a week without antibiotics; only b
Why do I have body aches all over without a fever?
Widespread body aches without fever are often from viral illness, overexertion, stress, poor sle
Why do I have tingling or numbness in my hands and feet?
Tingling or numbness is often from a trapped nerve, sitting awkwardly, or anxiety, but persisten
Why do I keep feeling cold and shivery?
Feeling cold and shivery is often the body's response to an oncoming infection and fever (chills
Why do I keep feeling faint or like I might pass out?
A feeling of near-fainting is often from low blood pressure, dehydration, low blood sugar, or st
Why do I keep getting headaches?
Most recurring headaches are tension headaches or migraines linked to stress, poor sleep, dehydr
Why does diabetes cause frequent urination and excessive thirst?
When blood sugar is high, the kidneys pull extra water out to flush the excess sugar into urine,
Why does my stomach hurt and when is it serious?
Most stomach pain is from indigestion, gas, constipation, or a stomach bug and settles quickly,
Why won't my cough go away?
A cough lasting up to 3 weeks after a cold is common and usually clears on its own, but a cough
Prevention
Do condoms protect against all STIs?
Condoms greatly reduce the risk of most STIs when used correctly every time, but they don't full
Does vitamin C or zinc prevent or cure colds?
Neither reliably prevents colds; some evidence suggests zinc or regular vitamin C may slightly s
How can I avoid catching and spreading common infections?
Cut your risk of infections by washing hands regularly, staying up to date on vaccines, covering
How can I avoid spreading a cold to my family?
Wash hands often, cover coughs and sneezes, avoid sharing items, clean surfaces, and keep your d
How can I prevent allergic reactions?
The main way to prevent reactions is to identify and avoid your triggers. For food and drug alle
How can I prevent heart disease?
Lower your heart disease risk by not smoking, staying active, eating a heart-healthy diet, keepi
How can I prevent malaria when travelling?
Prevent malaria by avoiding mosquito bites and taking prescribed antimalarial medication suited
How can I prevent osteoporosis and bone loss?
Protect your bones with weight-bearing and strength exercise, adequate calcium and vitamin D, no
How can I prevent type 2 diabetes?
You can lower your risk of type 2 diabetes substantially through regular physical activity, a ba
How can I protect my skin from skin cancer?
Reduce skin cancer risk by limiting UV exposure: seek shade, wear protective clothing and a hat,
Is the HPV vaccine worth getting as an adult?
Yes, it can still be worthwhile. The HPV vaccine is most effective before any exposure, but adul
What is PrEP and how do I know if I need it for HIV?
PrEP (pre-exposure prophylaxis) is a prescription medicine taken before potential HIV exposure t
What vaccines do I need before international travel?
Travel vaccines depend on your destination, activities, and health. Common ones include hepatiti
Which serious childhood illnesses do vaccines protect against?
Routine childhood vaccines protect against illnesses like measles, whooping cough, meningitis, p
Why do I get more colds in winter?
Cold weather drives people indoors in close contact, and drier air helps respiratory viruses spr
Vaccines
Are vaccine side effects dangerous?
Most vaccine side effects are mild and short-lived, such as a sore arm, tiredness, or low fever.
Can I get multiple vaccines at the same time?
Yes, it is generally safe and effective to receive more than one vaccine at the same visit. Doin
Do I need the pneumococcal vaccine?
The pneumococcal vaccine is recommended for older adults, usually from age 65, and for younger p
Does the HPV vaccine prevent cancer?
Yes. The HPV vaccine prevents infection with the human papillomavirus types that cause most cerv
How often should I get a tetanus booster?
After the primary childhood series, a tetanus booster is generally recommended about every 10 ye
Is the COVID-19 vaccine still recommended?
Yes, updated COVID-19 vaccines are still recommended, particularly for older adults, pregnant pe
What is the RSV vaccine and who needs it?
The RSV vaccine protects against respiratory syncytial virus, a cause of serious lung infections
What vaccines do adults need?
Adults typically need a yearly flu shot, periodic tetanus-diphtheria-pertussis boosters, COVID-1
Who should get the flu shot every year?
Most major health authorities recommend an annual flu vaccine for everyone aged 6 months and old
Who should get the shingles vaccine?
The shingles vaccine is recommended for most adults from around age 50, and for some younger adu
Common concerns
Can an STI affect my fertility?
Yes. Untreated chlamydia and gonorrhoea are leading preventable causes of infertility in both wo
Can I get an STI from oral sex?
Yes. Several STIs - including gonorrhoea, chlamydia, herpes, syphilis and HPV - can be passed th
Can I have an STI without any symptoms?
Yes. Many STIs, including chlamydia, gonorrhoea, HIV and HPV, often cause no symptoms at all, wh
Can I still get an STI if I'm in a monogamous relationship?
It's possible if either partner had an undiagnosed infection from before the relationship, since
Can you catch an STI from kissing, toilet seats or sharing towels?
Most STIs need sexual contact and don't spread via toilet seats or towels. Kissing can transmit
How do I tell a partner I have an STI?
Tell them honestly, privately and as soon as you can, with accurate information about the infect
Is it normal to feel anxious or ashamed about getting tested for STIs?
Yes, it's very common - but STIs are extremely widespread, testing is confidential and routine,
What does 'undetectable equals untransmittable' (U=U) mean for HIV?
U=U means a person living with HIV who takes treatment and keeps the virus suppressed to undetec
What should I do after unprotected sex with a new partner?
Don't panic. Consider emergency contraception if pregnancy is a concern, think about emergency H
Prostate health
Does an enlarged prostate always need treatment?
No. A mildly enlarged prostate with few symptoms can simply be monitored. Treatment is considere
Does cycling affect prostate or erectile health?
Prolonged cycling can temporarily raise PSA levels and, with a poorly fitted saddle, may cause n
Is it normal to need to urinate more often as I get older?
Some increase in urinary frequency is common with age, often due to a benign enlarged prostate,
Should I get a PSA test and what does the result mean?
A PSA (prostate-specific antigen) blood test can help detect prostate cancer early, but it is no
What are the early warning signs of prostate problems?
Early prostate problems often show up as urinary changes: a weaker stream, needing to go more of
What are the symptoms of prostate cancer?
Early prostate cancer usually causes no symptoms, which is why screening discussions matter. Lat
What is prostatitis and how is it treated?
Prostatitis is inflammation of the prostate that can cause pelvic or groin pain, painful urinati
What is the difference between an enlarged prostate (BPH) and prostate cancer?
BPH is a common non-cancerous enlargement of the prostate that mainly causes urinary symptoms, w
Why do I keep waking up at night to urinate?
Waking to urinate (nocturia) in men is often due to an enlarged prostate, but can also come from
Warning signs
Can high blood pressure cause headaches?
Usual high blood pressure rarely causes headaches and has no symptoms at all. A sudden severe he
How often should my baby move, and when should I worry about reduced movements?
Get to know your baby's normal pattern of movements; if movements slow down, stop, or change not
What are the symptoms of clogged arteries?
Clogged arteries often cause no symptoms until advanced. Warning signs can include chest pain on
What are the warning signs of a heart attack?
Chest pain or pressure, pain spreading to the arm, jaw, neck or back, breathlessness, cold sweat
What are the warning signs of a stroke?
Remember FAST: Face drooping, Arm weakness, Speech difficulty, Time to call emergency services.
What blood pressure reading is dangerously high?
A reading at or above 180/120 mmHg is a hypertensive crisis. With symptoms like chest pain or vi
What does bleeding during pregnancy mean?
Light spotting can sometimes be harmless, but any vaginal bleeding in pregnancy should be checke
What is the difference between a heart attack and cardiac arrest?
A heart attack is a blocked blood supply to the heart muscle; cardiac arrest is when the heart s
What pregnancy symptoms mean I should call a doctor right away?
Seek urgent care for vaginal bleeding, severe or constant abdominal pain, a bad headache with vi
When antibiotics help
Do antibiotics work on viruses like colds and flu?
No. Antibiotics only kill bacteria, not viruses, so they do nothing for colds, flu, or most coug
Do cuts and skin infections always need antibiotics?
No. Minor cuts usually heal with cleaning and dressing; antibiotics are needed only when there a
Do I need antibiotics for a sinus infection?
Most sinus infections are viral and clear up on their own; antibiotics are only useful in a mino
Do I need antibiotics for a urinary tract infection (UTI)?
Many UTIs are bacterial and treated with antibiotics, but mild cases sometimes settle with fluid
Does a sore throat need antibiotics?
Most sore throats are viral and get better without antibiotics; only some, such as bacterial str
How do I know if my infection is bacterial or viral?
You often cannot tell for sure on your own; a clinician decides based on your symptoms, examinat
How long do antibiotics take to start working?
Many people feel some improvement within two to three days, but the exact time depends on the in
Why does my doctor take a swab or culture before giving antibiotics?
A swab or culture identifies the exact bacteria and which antibiotics will kill it, so you get t
Why won't my doctor give me antibiotics for a cough or cold?
Most coughs and colds are viral, so antibiotics will not help and may cause harm; doctors withho
Screening
At what age should I start colon cancer screening?
Most guidelines now recommend starting colorectal cancer screening at age 45 for people at avera
How often should I check my blood pressure?
Healthy adults should have blood pressure checked at least every 1 to 2 years, or yearly from mi
How often should I get a mammogram?
Most programmes offer mammograms every 1 to 3 years for women between roughly 40 or 50 and 74. W
How often should I have an eye test?
Adults with no problems should have an eye test about every 2 years, or more often if advised. C
How often should women get a cervical smear test?
Cervical screening usually starts in the mid-20s and is done every 3 to 5 years, depending on ag
What health screenings should I have in my 40s?
In your 40s, common screenings include blood pressure, cholesterol, diabetes risk, colorectal ca
When should I have my cholesterol checked?
Most adults should have cholesterol checked at least every 4 to 6 years from young adulthood, an
When should men get prostate cancer screening?
Prostate cancer screening is a personal decision, usually discussed from around age 50, or earli
Sleep
Are sleeping pills safe to take long term?
Most sleeping tablets are meant only for short-term use because long-term use can lead to tolera
Can poor sleep cause anxiety and depression?
Yes, ongoing poor sleep can both trigger and worsen anxiety and depression, and the relationship
How does caffeine affect anxiety and sleep?
Caffeine is a stimulant that can worsen anxiety, trigger a racing heart and jitteriness, and dis
How many hours of sleep do I actually need?
Most adults need around seven to nine hours of sleep per night. Quality matters as much as quant
Is using my phone before bed really bad for sleep?
Yes, using your phone before bed can delay and worsen sleep, both through the alerting light and
What can I do to fall asleep faster naturally?
Keep a consistent sleep schedule, wind down without screens, limit caffeine and alcohol, keep yo
Why can't I sleep at night even when I'm exhausted?
Being tired but unable to sleep often comes from a racing mind, stress or anxiety, irregular sle
Why do I keep waking up in the middle of the night?
Waking in the night is often caused by stress or anxiety, alcohol, caffeine, an irregular routin
Joint pain
How can I tell arthritis pain from normal aches and pains?
Arthritis tends to cause persistent joint pain, stiffness, and sometimes swelling that does not
What causes pain in multiple joints at once?
Pain in several joints (polyarthralgia) can be caused by viral infections, inflammatory arthriti
What is frozen shoulder and how long does it last?
Frozen shoulder is stiffness and pain in the shoulder that limits movement, typically developing
What is gout and what does a gout attack feel like?
Gout is a form of arthritis caused by uric acid crystals in a joint, classically causing sudden,
Why do my hands and fingers ache?
Aching hands can be caused by osteoarthritis, inflammatory arthritis, overuse, or nerve compress
Why do my joints feel stiff and painful in the morning?
Brief morning stiffness can be normal or due to osteoarthritis, but stiffness lasting more than
Why does my knee hurt when I bend it?
Knee pain on bending is often due to overuse, kneecap (patellofemoral) problems, ligament or car
Sexual health
Can stress and mental health affect men's sexual function?
Yes. Stress, anxiety, and depression are major contributors to low libido, erectile difficulties
How do I check my testicles for lumps?
Examine your testicles monthly during or after a warm shower, gently rolling each one between fi
Is an erection that won't go away an emergency?
Yes. An erection lasting more than four hours (priapism) is a medical emergency. Seek urgent car
Is male infertility common and what causes it?
Male factors contribute to roughly half of all couples' fertility problems. Causes include low o
What does blood in semen mean?
Blood in semen (haematospermia) is usually caused by something minor like inflammation of the pr
What is premature ejaculation and can it be treated?
Premature ejaculation is when ejaculation happens sooner than wanted, often within about a minut
Why am I losing my sex drive?
Low libido in men can come from stress, depression, relationship issues, poor sleep, alcohol, ce
Anxiety
Can stress and anxiety cause physical illness?
Yes, ongoing stress and anxiety can cause and worsen physical symptoms such as headaches, stomac
Can you have anxiety and depression at the same time?
Yes, anxiety and depression often occur together. Many people experience symptoms of both, and t
How can I calm a panic attack quickly?
Slow your breathing by breathing out for longer than you breathe in, ground yourself using your
How do I know if I have anxiety or just normal stress?
Stress usually eases once the trigger passes, while an anxiety disorder involves persistent, exc
Is it normal to feel anxious for no reason?
Feeling anxious without an obvious cause is common and can happen with generalised anxiety, a bu
What are the physical symptoms of anxiety?
Anxiety can cause a racing heart, shortness of breath, sweating, trembling, chest tightness, diz
Daily management
Can stress raise your blood sugar?
Yes. Physical and emotional stress release hormones like cortisol and adrenaline that can push b
Does exercise lower blood sugar?
Yes, physical activity usually lowers blood sugar by helping muscles use glucose, and the effect
How does alcohol affect blood sugar?
Alcohol can cause blood sugar to drop, sometimes for hours after drinking, which raises hypo ris
What foods spike blood sugar the most?
Sugary drinks, sweets, white bread, white rice, and other refined carbohydrates tend to raise bl
What should I do about my blood sugar when I'm sick?
Illness often raises blood sugar even if you eat less. Keep taking your medication unless told o
Why is my blood sugar high in the morning?
Morning highs are common and often caused by the natural early-morning hormone surge (the dawn p
Food allergy
Can you suddenly develop allergies as an adult?
Yes. Allergies can appear for the first time in adulthood, including hay fever, food allergies,
How long after eating does an allergic reaction start?
Most food allergy reactions begin within minutes to two hours of eating the food. Severe reactio
What are the most common food allergies?
The most common food allergies are to milk, eggs, peanuts, tree nuts, fish, shellfish, soya, whe
What is a peanut allergy and how serious is it?
Peanut allergy is an immune reaction to peanut protein that can range from mild hives to life-th
What is oral allergy syndrome (pollen-food syndrome)?
Oral allergy syndrome is an itchy or tingling mouth that some people with pollen allergy get aft
What is the difference between a food allergy and a food intolerance?
A food allergy involves the immune system and can cause rapid, sometimes life-threatening reacti
Pregnancy
Can children take the same antibiotics as adults?
Children often use the same antibiotics but at doses based on weight or age, and some antibiotic
Is it normal to have heartburn, constipation and bloating during pregnancy?
Yes, heartburn, constipation and bloating are very common in pregnancy due to hormonal changes a
Is it safe to take antibiotics during pregnancy?
Some antibiotics are considered safe in pregnancy and others are avoided; never start or stop on
Is it safe to take antihistamines during pregnancy?
Some antihistamines are considered suitable in pregnancy, but you should always check with a doc
What is gestational diabetes and is it dangerous?
Gestational diabetes is high blood sugar that develops during pregnancy. With monitoring and car
What vitamins should I take when pregnant?
Folic acid and vitamin D are the key supplements in pregnancy; always confirm doses and avoid hi
When a rash is serious
How can I tell if a mole could be skin cancer?
Be concerned about a mole that is asymmetric, has irregular borders or colours, is larger than a
How do I know if a skin infection like cellulitis is serious?
Cellulitis causes spreading redness, warmth, swelling and tenderness of the skin; seek same-day
What does shingles look like and is it serious?
Shingles is a painful, blistering rash that usually appears as a band on one side of the body or
When is a skin rash serious enough to need emergency care?
Seek urgent care if a rash spreads rapidly, comes with fever, blistering, peeling, facial or thr
When should I see a doctor about a rash in my child?
See a doctor urgently if a child has a rash with fever and looks unwell, a non-blanching rash, b
Why do I get a rash after being in the sun?
Sun-triggered rashes can be polymorphic light eruption, prickly heat, or a reaction between sunl
When to worry
How can I tell if my child is having trouble breathing?
Warning signs include breathing much faster than usual, skin pulling in around the ribs or neck,
How do I keep a sick child hydrated when they have a fever?
Offer frequent small amounts of fluid rather than large drinks, and watch for wet nappies or reg
Is a fever in a newborn an emergency?
Yes. Any fever of 38°C (100.4°F) or higher in a baby under 3 months needs prompt medical assessm
What are the red-flag signs of serious illness in a baby?
Get urgent help if a baby is very drowsy or hard to wake, has a weak or high-pitched cry, breath
What is a febrile seizure and is it dangerous?
A febrile seizure is a convulsion triggered by fever in young children. Most are brief and harml
When should I worry about my child's fever?
Worry less about the number and more about warning signs: trouble breathing, a non-fading rash,
Blood pressure
How often should I check my blood pressure at home?
If you are monitoring high blood pressure, take two readings morning and evening for about a wee
Is low blood pressure dangerous?
Low blood pressure is usually only a concern if it causes symptoms like dizziness or fainting. A
What do the top and bottom numbers in blood pressure mean?
The top number (systolic) is the pressure when your heart beats; the bottom number (diastolic) i
What is a normal blood pressure reading?
For most adults a normal blood pressure is below about 120/80 mmHg. Readings consistently at or
Why is my blood pressure different each time I check it?
Blood pressure naturally varies through the day and with activity, stress, posture and technique
Contraception
Does the contraceptive pill cause weight gain?
For most people the combined and progestogen-only pills do not cause meaningful weight gain; the
How long after stopping birth control can I get pregnant?
You can become pregnant almost immediately after stopping most methods, including the pill, patc
How soon can I take the morning-after pill?
Take emergency contraception as soon as possible after unprotected sex. Some pills work up to 3
What are the main types of contraception?
Contraception falls into hormonal methods (pill, patch, ring, injection, implant, hormonal coil)
What should I do if I miss a birth control pill?
What to do depends on which pill you take and how many you missed. Check your specific pack leaf
Fever
How do I take an accurate temperature in a baby?
For babies, an electronic thermometer used under the arm is a practical option, while a rectal r
How long is too long for a child's fever?
Most viral fevers settle within a few days. See a doctor if a fever lasts more than about 5 days
Is it safe to let my child sleep with a fever?
Yes, sleep helps recovery and you do not need to wake a child just to check or treat a fever. Do
Should I treat every fever with medicine?
No. Fever medicine is for comfort, not for the number on the thermometer. If your child is comfo
What temperature counts as a fever in a child?
In most children, a fever is a body temperature of 38°C (100.4°F) or higher. The exact number ma
Heart health
Can young people get high blood pressure or heart disease?
Yes. High blood pressure and heart disease are increasingly seen in younger adults, often linked
What blood tests check my heart and cholesterol health?
A lipid panel measures cholesterol and triglycerides. Other useful tests include blood glucose o
What causes heart palpitations?
Palpitations are often harmless and caused by stress, caffeine, exercise or hormones, but they c
What is a healthy resting heart rate?
A normal resting heart rate for most adults is 60 to 100 beats per minute. Fit people may be low
What is atrial fibrillation and what are its symptoms?
Atrial fibrillation is an irregular, often fast heartbeat that raises stroke risk. Symptoms incl
Lifestyle
Can stress cause high blood pressure?
Stress causes temporary spikes in blood pressure, and chronic stress can contribute to sustained
Does salt really raise blood pressure?
Yes, eating too much salt raises blood pressure in many people, and cutting back is one of the m
How can I lower my blood pressure naturally?
Reducing salt, losing excess weight, regular exercise, limiting alcohol, eating more fruit and v
How does alcohol affect blood pressure and the heart?
Regular heavy drinking raises blood pressure and harms the heart. Cutting down lowers blood pres
How much exercise do I need for a healthy heart?
Aim for at least 150 minutes of moderate activity a week, plus muscle-strengthening twice a week
Lifestyle and diet
How much caffeine can I have while pregnant?
Most guidance suggests limiting caffeine to a low daily amount during pregnancy; if in doubt, cu
How much weight should I gain during pregnancy?
Healthy weight gain in pregnancy depends on your starting weight and whether you're carrying mor
Is it ever safe to drink alcohol during pregnancy?
The safest choice is to avoid alcohol completely during pregnancy, as no amount has been proven
Is it safe to exercise while pregnant?
For most people with uncomplicated pregnancies, regular moderate exercise is safe and beneficial
What foods should I avoid during pregnancy?
Avoid raw or undercooked meat and eggs, unpasteurised dairy, certain soft and mould-ripened chee
Menopause
Can I still get pregnant during perimenopause?
Yes. Until you have gone 12 months without a period you can still ovulate and conceive, so contr
Is bleeding after menopause something to worry about?
Any vaginal bleeding after menopause should always be checked by a doctor promptly. It is often
Is HRT safe and who should not take it?
For most healthy people under 60 with troublesome menopausal symptoms, the benefits of HRT gener
What are the first signs of menopause?
Early signs of the menopause transition include changes in period timing and flow, hot flushes,
What helps with menopause hot flushes?
Hot flushes can be eased by lifestyle measures such as layered clothing, avoiding triggers, and
Monitoring basics
How do I do a finger-prick blood sugar test correctly?
Wash and dry your hands, use a lancet on the side of a fingertip, apply the blood drop to a test
How often should I check my blood sugar?
It depends on your diabetes type and treatment. People on insulin often check several times a da
What is a continuous glucose monitor (CGM) and how does it work?
A CGM is a small sensor worn on the skin that measures glucose in the fluid under the skin throu
What is a normal blood sugar level?
For most people without diabetes, a fasting blood sugar is generally under about 100 mg/dL (5.6
What is an HbA1c test and what do the numbers mean?
HbA1c estimates your average blood sugar over the past two to three months. It is used to diagno
Periods & menstrual cycle
How do I know if my period bleeding is too heavy?
Bleeding is considered heavy if you soak through a pad or tampon every hour or two, pass clots l
How many days between periods is normal?
A typical menstrual cycle is 21 to 35 days counted from the first day of one period to the first
Is it normal to spot between periods?
Light spotting between periods is often harmless, especially around ovulation or on hormonal con
What causes irregular periods?
Irregular periods are commonly caused by hormonal conditions like PCOS or thyroid problems, stre
Why is my period late if I'm not pregnant?
A late period with a negative pregnancy test is most often caused by stress, recent weight chang
Testing
Are at-home STI test kits accurate?
Reputable, regulator-approved home STI kits can be highly accurate when you collect the sample c
Does a standard check-up automatically test for all STIs?
No. STI tests are usually only done if you ask for them or your doctor identifies a reason, and
How often should I get tested for STIs if I'm sexually active?
At least once a year for most sexually active people, and more often - every 3 to 6 months - if
How soon after exposure can an STI be detected by testing?
Most STIs have a window period before tests turn reliable: roughly 1-2 weeks for chlamydia and g
What STI tests should my partner and I get before a new relationship?
A full sexual-health screen typically covers chlamydia, gonorrhoea, HIV and syphilis, with herpe
Types and causes
Can children get type 2 diabetes?
Yes. Although type 1 is more common in children, type 2 diabetes is increasingly seen in young p
Can type 2 diabetes be prevented?
Many cases of type 2 diabetes can be prevented or delayed through regular activity, a balanced d
How is diabetes diagnosed?
Diabetes is diagnosed with blood tests, usually fasting glucose, HbA1c, an oral glucose toleranc
What is prediabetes and can it be reversed?
Prediabetes means blood sugar is higher than normal but not yet in the diabetes range. It is a w
What is the difference between type 1 and type 2 diabetes?
Type 1 is an autoimmune condition where the body stops making insulin and always needs insulin t
Acne
How do I treat mild acne at home?
Gentle twice-daily cleansing, non-comedogenic products and a pharmacist-recommended over-the-cou
What actually causes acne?
Acne forms when pores become clogged with oil and dead skin cells, then become inflamed, often w
What can I do about acne scars and dark marks?
Many post-acne marks fade over months with sun protection and patience; true scars are harder to
Why do I still get acne as an adult?
Adult acne is common and is driven by hormones, oil production, clogged pores and bacteria; stre
Bloating & gas
How do I get rid of trapped gas and bloating quickly?
Gentle movement such as a short walk, light stretching, a warm drink like peppermint tea, and av
What causes excessive burping and belching?
Most burping comes from swallowing air while eating or drinking quickly, having fizzy drinks, or
What helps with bloating during your period?
Period bloating is caused by hormone changes that make the body hold water and slow the gut. Red
Why do I feel bloated all the time?
Persistent bloating is most often caused by trapped gas, constipation, swallowed air, or eating
Diarrhoea
How do I know if I am dehydrated from vomiting or diarrhoea?
Signs of dehydration include feeling very thirsty, dark or reduced urine, dry mouth, tiredness,
How long does diarrhoea normally last and when is it serious?
Most short-term diarrhoea from a stomach bug clears up within a few days, usually under a week i
What should I eat and drink when I have diarrhoea?
Focus first on fluids to prevent dehydration, including water and oral rehydration solutions. Ea
Why do I get stomach cramps and diarrhoea after eating?
Cramps and diarrhoea soon after eating can be due to food intolerance, irritable bowel syndrome,
Dry & itchy skin
Can stress really cause skin and hair problems?
Yes, stress can trigger or worsen conditions like eczema, psoriasis, acne and hives, and signifi
What is a good skincare routine for sensitive skin?
Keep it simple: a gentle fragrance-free cleanser, a bland moisturiser, daily broad-spectrum suns
Why is my face red and flushed, and could it be rosacea?
Persistent central-face redness, flushing, visible vessels and acne-like bumps may be rosacea; t
Why is my skin so dry and itchy?
Dry, itchy skin is usually due to a weakened skin barrier from cold or dry weather, harsh soaps,
Generic vs brand
Can I switch between brand and generic versions of the same medicine?
For most medicines switching between brand and generic is safe and routine. For a few medicines
Do generic medicines work as well as brand-name ones?
Yes, for the vast majority of people generic medicines work just as well as brand-name versions
What is the difference between generic and brand-name drugs?
Generic medicines contain the same active ingredient at the same strength as the brand-name vers
Why is the generic version of my medicine so much cheaper?
Generics are cheaper mainly because their makers did not pay for the original research, developm
Hair loss
Does minoxidil work for hair loss?
Minoxidil can help slow thinning and regrow some hair in pattern hair loss for many people, but
How long does it take for hair to grow back after heavy shedding?
After a temporary shedding episode like telogen effluvium, hair usually regrows over about three
Is my hair loss normal or something to worry about?
Shedding around 50 to 100 hairs a day is normal; worry if you notice widening parting, a recedin
What causes hair loss in women?
Common causes in women include genetic (female pattern) thinning, hormonal changes, post-childbi
Hay fever
Can hay fever cause fatigue and headaches?
Yes. Hay fever can cause tiredness from poor sleep and nasal congestion, and sinus pressure can
What helps relieve hay fever symptoms?
Antihistamines, steroid nasal sprays, and eye drops can ease hay fever, alongside avoiding polle
What is allergic rhinitis?
Allergic rhinitis is inflammation of the nose caused by an allergic reaction to airborne trigger
What is the difference between hay fever and a cold?
Hay fever is an allergic reaction to pollen or other allergens and causes itchy, watery eyes, sn
Heartburn & reflux
How can I tell the difference between heartburn and a heart attack?
Heartburn usually feels like burning behind the breastbone, often after eating, and may bring a
What causes heartburn and when should I be worried about it?
Heartburn is a burning feeling behind the breastbone caused by stomach acid rising into the food
What foods and drinks trigger acid reflux?
Common reflux triggers include fatty and fried foods, spicy dishes, citrus, tomatoes, chocolate,
What is indigestion and how is it different from heartburn?
Indigestion is discomfort or pain in the upper abdomen often with fullness, bloating or nausea a
Low mood
Does exercise really help with anxiety and depression?
Yes, regular physical activity is one of the most evidence-backed ways to ease mild to moderate
How do I know if I'm depressed or just feeling down?
Feeling low for a day or two is normal, but depression is a persistent low mood or loss of inter
What is burnout and how is it different from depression?
Burnout is exhaustion, cynicism, and reduced performance caused mainly by chronic stress, often
What is seasonal affective disorder (winter depression)?
Seasonal affective disorder is a form of depression that follows a seasonal pattern, most often
Macronutrients
Are protein shakes good or bad for you?
Protein shakes are generally safe for healthy adults and convenient for meeting protein goals, b
How much fibre should I eat and what are good sources?
Most adults should aim for about 25 to 30 grams of fibre a day from whole grains, fruit, vegetab
How much protein do I need per day?
A common baseline is about 0.8 grams of protein per kilogram of body weight per day for healthy
How much sugar per day is too much?
Health guidelines suggest limiting free sugars to no more than about 5 to 10 percent of daily ca
Medicine general
Can I crush or cut my tablets to make them easier to swallow?
Not always. Many tablets can be split or crushed, but some, especially slow-release or specially
Does it matter what time of day I take my medication?
For some medicines timing matters a lot, for others it is flexible as long as you are consistent
How should I store my medicines at home?
Most medicines should be kept in a cool, dry place away from direct light, out of reach of child
What does "take medicine with food" actually mean?
It usually means take the medicine during or just after a meal or snack, to reduce stomach irrit
Self-care
How can I relieve lower back pain at home?
Stay gently active, avoid prolonged bed rest, use heat or over-the-counter pain relief, and grad
How do I treat a sprain at home with the RICE method?
For the first 48 to 72 hours, use RICE: Rest the injury, Ice it for short periods, Compress with
Is it safe to exercise with back or joint pain?
In most cases gentle exercise helps back and joint pain rather than harming it, but you should a
Should I use heat or ice for muscle and joint pain?
Use ice in the first 48 hours after an acute injury to reduce swelling, and use heat for stiff m
Stopping early
Is it OK to stop my medication once I feel better?
Often no. Feeling better usually means the medicine is working, not that the condition has gone,
What happens if I stop taking my medication early?
Stopping early can let your condition return or worsen, and for some medicines it can cause with
Why do I need to finish the whole course of antibiotics?
Finishing the full prescribed course helps fully clear the infection and reduces the chance of t
Why do I need to keep taking medicine if I feel completely fine?
Many medicines work by keeping a condition under control rather than curing it, so feeling fine
UTIs & bladder
Can a UTI go away on its own without antibiotics?
Some mild bladder infections can clear on their own with fluids and time, but many need antibiot
How can I prevent urinary tract infections?
Drink enough fluids, urinate when you need to and after sex, wipe front to back, avoid irritatin
What are the symptoms of a urinary tract infection?
Common UTI symptoms include burning or stinging when you urinate, needing to go often and urgent
Why do I keep getting recurrent UTIs?
Recurrent UTIs can be linked to sexual activity, certain contraceptives, menopause-related chang
Vitamins
Can I take too much vitamin C?
Yes. Very high doses of vitamin C can cause stomach upset and diarrhoea, and over time may raise
Do I need to take a daily multivitamin?
Most healthy people who eat a varied diet do not need a daily multivitamin, but it can help if y
Do I need to take vitamin B12 on a vegan diet?
Yes. Vitamin B12 is found almost only in animal foods, so vegans need a reliable supplement or f
What are the signs of vitamin D deficiency?
Vitamin D deficiency often causes no clear symptoms, but it can lead to tiredness, bone or muscl
Weight management
Does eating late at night cause weight gain?
Total calories matter more than timing, but late-night eating can lead to weight gain if it adds
How do I calculate my BMI and what is a healthy range?
BMI is your weight in kilograms divided by your height in metres squared; a range of about 18.5
Is intermittent fasting safe and effective for weight loss?
Intermittent fasting can help some people lose weight by reducing overall calories, but it is no
What is a healthy rate of weight loss per week?
A safe, sustainable rate is usually about 0.5 to 1 kg (roughly 1 to 2 pounds) per week.
When to see a doctor
What does blood in my stool mean and should I be worried?
Blood in the stool can come from minor causes like haemorrhoids or anal tears, but it can also s
When should I see a doctor for a cold?
See a doctor if symptoms last beyond about 10 days, get worse instead of better, or you have a h
When should I see a doctor for stomach pain?
Mild, short-lived stomach pain often settles on its own, but severe, persistent, or worsening pa
Why is my poo a different colour and when does it matter?
Stool colour often changes with diet, supplements or medicines and is usually harmless. Black ta
Abdominal red flags
When is abdominal pain a medical emergency?
Seek urgent care for severe, sudden, or constant abdominal pain, especially with a rigid or tend
When is vomiting or diarrhea serious enough for the ER?
Seek urgent care if you cannot keep any fluids down, see blood in vomit or stool, have signs of
When should I see a doctor about blood in my urine or stool?
Always get blood in your urine or stool checked by a doctor. Seek urgent care if there is heavy
Anaphylaxis
How do I use an EpiPen or adrenaline auto-injector correctly?
Pull off the safety cap, press the tip firmly into the middle of the outer thigh until it clicks
What are the warning signs of anaphylaxis?
Anaphylaxis is a life-threatening allergic reaction. Warning signs include difficulty breathing,
What should I do during an allergic reaction?
For mild reactions like itching or hives, take an antihistamine and avoid the trigger. For any b
Causes and triggers
Can stress and anxiety cause muscle and back pain?
Yes, stress and anxiety can cause muscle tension, especially in the neck, shoulders, and back, l
What causes sudden severe back pain?
Sudden severe back pain is often a muscle spasm or disc problem, but it can occasionally signal
Why do my legs ache at night?
Night-time leg aches can be due to muscle fatigue, cramps, restless legs syndrome, poor circulat
Cholesterol
What foods should I avoid with high cholesterol?
Limit foods high in saturated and trans fats such as fatty and processed meats, full-fat dairy,
What is considered high cholesterol?
Total cholesterol above about 5 mmol/L (around 200 mg/dL) or LDL above roughly 3 mmol/L (about 1
What is the difference between good and bad cholesterol?
LDL is the 'bad' cholesterol that can clog arteries, while HDL is the 'good' cholesterol that he
Eczema & psoriasis
How do I know if it is eczema or a fungal infection like ringworm?
Ringworm typically forms a ring-shaped patch with a raised, scaly edge and clearer centre, while
What is the best way to manage an eczema flare-up?
Use plenty of emollient regularly, treat inflamed patches with the steroid or cream your clinici
What is the difference between eczema and psoriasis?
Eczema tends to be very itchy with dry, inflamed, sometimes weepy skin, while psoriasis usually
Emergency warning signs
What does back pain with a fever mean?
Back pain combined with a fever can signal a serious infection of the spine, kidneys, or other o
When is a hot, swollen, red joint a medical emergency?
A single joint that becomes hot, swollen, red, and very painful, especially with fever, can be a
When is back pain an emergency?
Most back pain is not an emergency, but seek urgent care or call your local emergency number if
Erectile health
Can erectile dysfunction be a sign of heart disease?
Yes. Erectile dysfunction can be an early warning sign of cardiovascular disease, because the sm
Can lifestyle changes improve erectile function?
Yes. Stopping smoking, regular exercise, losing excess weight, limiting alcohol, improving sleep
What causes erectile dysfunction in younger men?
In younger men, erectile dysfunction is often linked to psychological factors like anxiety, stre
Expiry
How should I dispose of old or expired medicines?
The safest way is to return unused or expired medicines to a pharmacy, which can dispose of them
Is it safe to take expired medicine?
It is generally best to avoid expired medicines because they may be less effective and, in rare
What does the expiry date on medicine actually mean?
The expiry date is the manufacturer's guarantee that the medicine keeps its full strength and qu
Food poisoning
How can I prevent food poisoning at home?
Prevent food poisoning by washing hands, cooking food thoroughly, keeping raw and cooked foods s
How do I know if I have food poisoning?
Food poisoning usually causes nausea, vomiting, stomach cramps and diarrhoea that start hours to
How long does food poisoning last?
Most food poisoning improves within 1 to 3 days and fully resolves within about a week. Symptoms
How long to work
How long do antibiotics take to work?
Most antibiotics begin acting within a few hours, but you usually start to feel better after 2 t
How long do painkillers take to work?
Common oral painkillers usually start to ease pain within about 30 to 60 minutes, with the full
How long does it take for medicine to start working?
It depends entirely on the medicine: some painkillers work within 30 to 60 minutes, while antide
Hypos awareness
How do I treat a low blood sugar at home?
Take fast-acting sugar such as glucose tablets, fruit juice, or regular (non-diet) soft drink, w
What is a hypo (low blood sugar) and what does it feel like?
A hypo is when blood sugar drops too low, often below about 70 mg/dL (3.9 mmol/L). Early signs i
Why do I feel shaky when I'm hungry, and is it low blood sugar?
Shakiness, irritability, and sweating when hungry can be signs of low blood sugar, but in people
Injuries
How do I know if a bone is broken or just sprained?
It can be hard to tell without an X-ray, but inability to bear weight, deformity, severe pain ov
What is tendinitis and how is it treated?
Tendinitis is inflammation or irritation of a tendon, usually from overuse, causing pain and ten
What is the difference between a sprain and a strain?
A sprain is an injury to a ligament (which connects bone to bone), while a strain is an injury t
Minerals
How much calcium do I need for strong bones?
Most adults need around 700 to 1000 mg of calcium a day, ideally from food such as dairy, fortif
Should I take iron supplements if I feel tired all the time?
Only take iron supplements if a blood test shows you are iron deficient; taking iron you do not
What foods are high in iron?
Red meat, liver, beans, lentils, tofu, dark leafy greens, fortified cereals and dried fruit are
Missed dose
Can I take two doses of medicine to make up for a missed one?
No, you should generally not take a double dose to make up for a forgotten one, as this raises t
What should I do if I miss a dose of my medication?
As a general rule, take a missed dose as soon as you remember unless it is almost time for your
What should I do if I vomit shortly after taking a tablet?
It depends on how soon you vomited and which medicine it was. If it was within a short time of s
Neurological red flags
How do I recognize the signs of a stroke (FAST)?
Use FAST: Face drooping, Arm weakness, Speech difficulty, Time to call emergency services. Any s
When is a headache an emergency?
Seek emergency care for a sudden severe headache that peaks within seconds, the worst headache o
When is dizziness or fainting something to worry about?
Seek urgent care if fainting comes with chest pain, palpitations, breathlessness, or happens dur
Resistance
Are some bacteria already resistant to most antibiotics?
Yes. Some bacteria, such as MRSA and certain multidrug-resistant strains, resist many antibiotic
What is antibiotic resistance and why does it matter?
Antibiotic resistance is when bacteria evolve so that antibiotics no longer kill them, making in
Why shouldn't I pressure my doctor for antibiotics?
Demanding antibiotics you don't need exposes you to side effects with no benefit and worsens res
Respiratory red flags
When is a sore throat or difficulty swallowing an emergency?
Seek urgent care if a sore throat comes with difficulty breathing, trouble swallowing your own s
When should I go to the ER for an asthma attack?
Go to the ER or call your local emergency number if your reliever inhaler is not helping, you ar
When should I worry about shortness of breath?
Seek emergency care for sudden or severe breathlessness, breathlessness at rest, with chest pain
Sore throat
How long does a sore throat from a cold last?
A sore throat from a cold usually lasts a few days, often peaking early and easing within a week
Is my sore throat strep or just a cold?
Strep throat usually causes a sudden severe sore throat with fever and swollen glands but no cou
What helps a sore throat from a cold?
Warm fluids, gargling salt water, soothing lozenges, and over-the-counter pain relief used as di
Testosterone
Do over-the-counter testosterone boosters and supplements work?
Most over-the-counter testosterone boosters have little reliable evidence of raising testosteron
Does testosterone replacement therapy have side effects?
Yes. Testosterone replacement therapy can have side effects including acne, fluid retention, thi
What are the symptoms of low testosterone?
Low testosterone can cause reduced sex drive, erectile difficulties, fatigue, low mood, loss of
When to seek help
How can I help a friend or family member with anxiety or depression?
Listen without judgment, take their feelings seriously, encourage them to seek professional help
What are the warning signs that someone may be suicidal?
Warning signs include talking about wanting to die, feeling hopeless or a burden, withdrawing fr
When should I see a doctor about my mental health?
See a doctor if low mood, anxiety, or sleep problems last more than two weeks, get worse, or sta
Allergic rhinitis
Allergic skin reactions
Cardiovascular red flags
Cold duration
Cold vs flu
Conditions
What is gestational diabetes and how do I know if I have it?
Gestational diabetes is high blood sugar that develops in pregnancy; it often has no symptoms an
What is pre-eclampsia and what are its warning signs?
Pre-eclampsia is a serious pregnancy condition involving high blood pressure; warning signs incl
Constipation
How long is too long to go without a bowel movement?
Normal bowel habits range from three times a day to three times a week, so there is no single ri
What causes constipation and how can I relieve it naturally?
Constipation is usually caused by too little fibre or fluid, lack of activity, ignoring the urge
Cough
Finishing courses
Hydration
Infection red flags
Nutrition and supplements
Do I need a special diet or to drink more water while breastfeeding?
You don't need a special diet to breastfeed, but eat balanced meals, drink to satisfy thirst, an
What vitamins and supplements should I take during pregnancy?
Most pregnant people are advised to take folic acid (ideally before conception and in early preg
Supplements
Symptom relief
Trauma red flags
Treatment
Vaginal & vulval health
When to seek care
When should I go to the emergency room instead of urgent care?
Go to the emergency room (or call your local emergency number) for life-threatening problems lik
When should I see a doctor about my allergies?
See a doctor if allergy symptoms are not controlled with pharmacy treatments, affect daily life,