This week's question

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250 questions

• Everyday MythsYou drop a cookie on the floor and grab it in 3 seconds. Is the '5-second rule' real?
• Heart & Blood PressureWhich heart attack symptoms are more common in women than in men?
• SleepHow many hours of sleep do most adults need each night?
• Food & WeightA typical 20-ounce regular soda contains roughly how many teaspoons of sugar?
• Colds, Flu & InfectionsWill antibiotics help you get over a cold faster?
• Medicines & Pain ReliefMany cold and flu products also contain which painkiller, making accidental overdose easy?
• Mental Health & StressWhat is the most common mental health condition in the US?
• First Aid & EmergenciesAn adult collapses and isn't breathing normally. After calling 911, what should you do?
• Diabetes & Blood SugarAbout how many US adults have prediabetes?
• Skin & SunHow often should you reapply sunscreen when outdoors?
• Kids & FamilyWhat's the safest way for a baby to sleep?
• Cancer & ScreeningAt what age should most people start colon cancer screening?
• Women's & Men's HealthWhy are urinary tract infections much more common in women?
• Alcohol, Smoking & HabitsWhich counts as one standard drink?
• Aging, Bones & BrainWhat's the leading cause of injury death for adults 65 and older?
• Gut & DigestionYou get food poisoning. The food that caused it was most likely:
• Everyday MythsDoes cracking your knuckles cause arthritis?
• Heart & Blood PressureWhat counts as a normal blood pressure for adults?
• SleepBeing awake for 24 hours straight impairs driving about as much as:
• Food & WeightWhich is healthier: a glass of orange juice or a whole orange?
• Colds, Flu & InfectionsYour mucus turns green. Does that mean you need antibiotics?
• Medicines & Pain ReliefWhat is the main danger of taking too much acetaminophen?
• Mental Health & StressWhich can be a main sign of depression, even without feeling sad?
• First Aid & EmergenciesIn the FAST stroke check (Face, Arms, Speech), what does T stand for?
• Diabetes & Blood SugarWhich are common early signs of diabetes?
• Skin & SunCan you get sunburned on a cloudy day?
• Kids & FamilyWhy shouldn't babies under 1 year old eat honey?
• Cancer & ScreeningWhat's the single biggest preventable cause of cancer death?
• Alcohol, Smoking & HabitsA single vape pod can contain about as much nicotine as:
• Aging, Bones & BrainAbout how many daily steps are linked to a lower risk of early death in large studies?
• Gut & DigestionWhat's considered a normal range for bowel movements?
• Everyday MythsCan going outside with wet hair in winter give you a cold?
• Heart & Blood PressureWhy is high blood pressure called the 'silent killer'?
• SleepWhy does scrolling your phone in bed make it harder to fall asleep?
• Food & WeightWhat works best for long-term weight loss for most people?
• Colds, Flu & InfectionsHow long should you scrub your hands with soap?
• Medicines & Pain ReliefLong-term regular use of ibuprofen or naproxen can harm your:
• Mental Health & StressWhat number can you call or text in the US for a mental health or suicide crisis?
• First Aid & EmergenciesWhat's the best first aid for a minor burn?
• Skin & SunIn the ABCDE mole check for melanoma, what does E stand for?
• Kids & FamilyWhat's the leading cause of death for US children ages 1 to 4?
• Heart & Blood PressureWhat is the number one cause of death in the US?
• Colds, Flu & InfectionsCan the flu shot give you the flu?
• First Aid & EmergenciesAn adult is choking and can't speak or cough. What should you do?
• First Aid & EmergenciesWhat's the right way to stop a nosebleed?
• Everyday MythsDo you only use 10% of your brain?
• Heart & Blood PressureWhere does most of the salt in the American diet come from?
• SleepCan you 'catch up' on sleep over the weekend?
• Food & WeightWhich body fat carries the most health risk?
• Colds, Flu & InfectionsYou feel better halfway through your antibiotics. What should you do?
• Medicines & Pain ReliefGrapefruit juice can dangerously boost the effect of some:
• Mental Health & StressCan physical activity help reduce depression symptoms?
• First Aid & EmergenciesSomeone is bleeding heavily from a cut. What should you do first?
• Diabetes & Blood SugarWhat does an A1C blood test measure?
• Skin & SunWhat is the most common cancer in the US?
• Kids & FamilyA baby under 3 months has a temperature of 100.4°F (38°C) or higher. What now?
• Cancer & ScreeningWhen should women at average risk start mammograms?
• Women's & Men's HealthWhat's the average age of menopause in the US?
• Alcohol, Smoking & HabitsHow soon after quitting smoking does heart attack risk start to drop significantly?
• Aging, Bones & BrainWhich of these is one of the biggest changeable risk factors for dementia?
• Gut & DigestionHow can you reduce nighttime heartburn?
• Eyes, Ears & TeethWhat's the '20-20-20' rule for screen eye strain?
• Everyday MythsDoes sugar make kids hyperactive?
• Heart & Blood PressureHow much sodium should most adults stay under each day?
• SleepLoud snoring with gasping or pauses in breathing may be a sign of:
• Food & WeightAbove what waist size does health risk rise?
• Colds, Flu & InfectionsCan flu and common colds always be distinguished by symptoms alone?
• Medicines & Pain ReliefIf an epinephrine auto-injector is expired during anaphylaxis, what should you do?
• Mental Health & StressDoes asking someone directly if they're thinking about suicide put the idea in their head?
• First Aid & EmergenciesWhat's the national Poison Control number in the US?
• Diabetes & Blood SugarFor people with prediabetes, losing 5 to 7% of body weight cuts the risk of type 2 diabetes by about:
• Skin & SunSPF 30 sunscreen blocks about what share of UVB rays?
• Kids & FamilyHow long should a child ride in a rear-facing car seat?
• Cancer & ScreeningIn 2025 the US Surgeon General warned that alcohol raises the risk of at least how many types of cancer?
• Women's & Men's HealthWhy should women who could become pregnant take folic acid?
• Alcohol, Smoking & HabitsHow much caffeine per day is generally safe for healthy adults?
• Aging, Bones & BrainHow often should adults do muscle-strengthening exercise?
• Gut & DigestionThe 'stomach flu' is usually caused by:
• Eyes, Ears & TeethHearing damage from earbuds depends mainly on:
• Everyday MythsDoes shaving make hair grow back thicker or darker?
• Heart & Blood PressureShould healthy adults take a daily aspirin to prevent heart attacks?
• SleepWhat does a nightcap (alcohol before bed) do to sleep?
• Food & WeightAre brown eggs healthier than white eggs?
• Colds, Flu & InfectionsFlu antiviral medicines like Tamiflu work best when started:
• Medicines & Pain ReliefWhat's the best way to get rid of leftover opioid pain pills?
• Mental Health & StressHow long does a panic attack usually take to peak?
• First Aid & EmergenciesWhat's the best way to remove a tick?
• Diabetes & Blood SugarWhat's the main difference between type 1 and type 2 diabetes?
• Skin & SunUsing tanning beds before age 35 raises melanoma risk by about:
• Kids & FamilyWhat do pediatricians advise about screens for babies under 18 months?
• Cancer & ScreeningDo all US cervical screening guidelines recommend starting at age 21?
• Women's & Men's HealthErectile dysfunction can be an early warning sign of:
• Alcohol, Smoking & HabitsWhat sobers you up after drinking?
• Aging, Bones & BrainAbout how many women over 50 will break a bone because of osteoporosis?
• Gut & DigestionDo healthy people need to take probiotic supplements?
• Eyes, Ears & TeethHow long should you brush your teeth?
• Everyday MythsDo you really need exactly 8 glasses of water a day?
• Heart & Blood PressureWhich is called the 'good' cholesterol?
• SleepWhat bedroom temperature is best for sleep?
• Food & WeightHow long are cooked leftovers safe in the fridge?
• Colds, Flu & InfectionsHand sanitizer should contain at least how much alcohol to work well?
• Medicines & Pain ReliefWhat does naloxone (Narcan) do?
• Mental Health & StressSlow breathing with a longer exhale calms you down by:
• First Aid & EmergenciesSomeone is having a seizure. What should you NOT do?
• Diabetes & Blood SugarSomeone with diabetes feels shaky and sweaty from low blood sugar. What helps fastest?
• Skin & SunDo people with dark skin need sunscreen?
• Kids & FamilyHow should grapes be served to young children?
• Cancer & ScreeningWho should get a yearly low-dose CT scan for lung cancer?
• Women's & Men's HealthOn average, how many years earlier do US men die than women?
• Gut & DigestionAfter vomiting or diarrhea, what's the best way to rehydrate?
• Everyday Myths'Feed a cold, starve a fever.' Is that good advice?
• Heart & Blood PressureHow much moderate exercise per week do adults need for heart health?
• Food & WeightHow soon should leftovers go into the fridge after cooking?
• Colds, Flu & InfectionsHow contagious is measles?
• Medicines & Pain ReliefWhy do doctors warn older adults about diphenhydramine (Benadryl and many 'PM' sleep aids)?
• First Aid & EmergenciesWhich sign means heat exhaustion has turned into heat stroke, a medical emergency?
• Cancer & ScreeningWhich is a warning sign of colon cancer?
• Everyday MythsIf you swallow chewing gum, how long does it stay in your stomach?
• Colds, Flu & InfectionsWho should get the shingles vaccine?
• First Aid & EmergenciesWho can use an AED (automated defibrillator)?
• Colds, Flu & InfectionsHow often do adults need a tetanus booster?
• First Aid & EmergenciesFor a fresh ankle sprain, what helps most in the first day or two?
• Colds, Flu & InfectionsIf you remove a tick quickly, is Lyme disease risk generally lower?
• Everyday MythsDoes reading in dim light damage your eyes?
• Heart & Blood PressureWhat is a normal resting heart rate for adults?
• SleepAfter a cup of coffee, how long until half the caffeine is gone from your body?
• Food & WeightAre frozen vegetables less nutritious than fresh?
• Colds, Flu & InfectionsWhat makes antibiotic resistance worse?
• Medicines & Pain ReliefIn 2023, an FDA advisory panel concluded that oral phenylephrine, a common decongestant pill, is:
• Mental Health & StressThe World Health Organization classifies burnout as:
• First Aid & EmergenciesAfter a bee sting, which sign means call 911?
• Diabetes & Blood SugarWhat is a normal fasting blood sugar?
• Skin & SunAcne is mainly caused by:
• Kids & FamilyWhen should a child first see a dentist?
• Cancer & ScreeningWhat do guidelines say about PSA prostate screening for men ages 55 to 69?
• Women's & Men's HealthPeriod pain bad enough to miss work or school can be a sign of:
• Alcohol, Smoking & HabitsBinge drinking means about how many drinks in roughly two hours?
• Aging, Bones & BrainWhich is more concerning as a possible sign of dementia?
• Gut & DigestionAbout what share of the world's adults have trouble digesting lactose?
• Eyes, Ears & TeethShould you use cotton swabs to clean inside your ears?
• Everyday MythsDoes eating late at night automatically cause weight gain?
• Heart & Blood PressureAn irregular, fluttering heartbeat called atrial fibrillation raises the risk of what?
• SleepHow much sleep do teenagers need?
• Food & WeightMost American adults eat about how much of the fiber they need?
• Colds, Flu & InfectionsMost sore throats in adults are caused by:
• Medicines & Pain ReliefAre generic medicines as effective as brand names?
• Mental Health & StressHow do 'baby blues' differ from postpartum depression?
• First Aid & EmergenciesAfter a bump on the head, which sign means go to the ER?
• Diabetes & Blood SugarHow does a short walk after meals affect blood sugar?
• Skin & SunCan scratching poison ivy blisters spread the rash?
• Kids & FamilyHow much fluoride toothpaste should a child under 3 use?
• Cancer & ScreeningTesticular cancer is most common in men of what age?
• Women's & Men's HealthHeavy periods commonly lead to:
• Alcohol, Smoking & HabitsWhy do people often take too much of a cannabis edible?
• Aging, Bones & BrainWhich is a reliable way to get vitamin D without unnecessary UV exposure?
• Gut & DigestionAppendicitis pain often starts near the belly button and moves to where?
• Eyes, Ears & TeethGum disease has been linked to which other condition?
• Everyday MythsWill eating lots of carrots give you better night vision?
• SleepWhat's the best nap length to avoid waking up groggy?
• Food & WeightShould you rinse raw chicken before cooking it?
• Colds, Flu & InfectionsDoes taking vitamin C every day prevent colds?
• Medicines & Pain ReliefWhich antibiotic is proven to make birth control pills less effective?
• Mental Health & StressFeeling low every winter and better in spring may be:
• First Aid & EmergenciesWhat should you do for a snake bite?
• Diabetes & Blood SugarWhy should people with diabetes check their feet every day?
• Skin & SunWhat's the best timing for moisturizer if you have dry skin or eczema?
• Kids & FamilyMost babies take their first steps around what age?
• Cancer & ScreeningCan men develop breast cancer?
• Women's & Men's HealthHow much alcohol is known to be safe during pregnancy?
• Alcohol, Smoking & HabitsSitting for long hours is linked to health risks. What helps?
• Aging, Bones & BrainWhat best protects your brain as you age?
• Gut & DigestionBlack, tarry stool can be a sign of:
• Eyes, Ears & TeethWhich sudden eye symptom needs emergency care?
• Everyday MythsDo you lose most of your body heat through your head?
• SleepIn the US, melatonin is sold as a supplement. What does that mean?
• Food & WeightWhich is NOT a safe way to thaw frozen meat?
• Colds, Flu & InfectionsPink eye is most often caused by:
• Medicines & Pain ReliefWhere is the worst place to store most medicines?
• Mental Health & StressIn 2023 the US Surgeon General said the health effect of loneliness is comparable to:
• First Aid & EmergenciesCarbon monoxide poisoning often feels like:
• Kids & FamilyBy their first birthday, most babies can:
• Cancer & ScreeningIf a colonoscopy is normal, how long until the next one for most people?
• Women's & Men's HealthWaking up often at night to pee is a common sign of what in older men?
• Gut & DigestionWhat's usually the first step for constipation?
• Food & WeightWhat does a 'natural' label on food mean?
• Colds, Flu & InfectionsWhen is it okay to go back to work or school after the flu?
• Medicines & Pain ReliefMixing opioids with alcohol or anxiety drugs like Xanax is dangerous because it:
• Mental Health & StressHow long do antidepressants usually take to show their full effect?
• Kids & FamilyWhere do most child poisonings happen?
• Medicines & Pain ReliefWhy should children and teens not be given aspirin for fever?
• Cancer & PreventionCan some infections actually cause cancer?
• Cancer & PreventionAbout what share of cancers worldwide were linked to infections in 2024?
• Cancer & PreventionWhich infection causes nearly all cervical cancers?
• Cancer & PreventionCan HPV cause cancer in men?
• Cancer & PreventionWhich infection is an important cause of stomach cancer?
• Cancer & PreventionCan you carry H. pylori without stomach pain?
• Cancer & PreventionWhich infections raise the risk of liver cancer?
• Cancer & PreventionIs there a vaccine for hepatitis C?
• Cancer & PreventionWhich cancer prevention vaccine is commonly given in childhood?
• Cancer & PreventionDoes the HPV vaccine treat an HPV infection you already have?
• Cancer & PreventionWhich everyday drink increases breast-cancer risk?
• Cancer & PreventionIs red wine exempt from alcohol-related cancer risk?
• Cancer & PreventionWhich lunch food is linked to colorectal cancer?
• Cancer & PreventionIs processed meat classified as cancer-causing?
• Cancer & PreventionWhat does more dietary fiber most clearly help protect against?
• Cancer & PreventionDo mushrooms cut breast-cancer risk by a PROVEN 45%?
• Cancer & PreventionWhat did a 2021 mushroom study actually find?
• Cancer & PreventionShould mushroom supplements replace cancer screening?
• Cancer & PreventionWhich fungus is linked to liver cancer when food is contaminated?
• Cancer & PreventionWhich common virus is linked to some lymphomas and throat cancers?
• Cancer & PreventionDo most people infected with HPV develop cancer?
• Cancer & PreventionCan a healthy-looking person spread a cancer-linked infection?
• Cancer & PreventionWhat is the strongest single action to lower lung-cancer risk?
• Cancer & PreventionCan secondhand smoke cause lung cancer?
• Cancer & PreventionWhich invisible gas at home raises lung-cancer risk?
• Cancer & PreventionDoes losing excess weight matter for cancer prevention?
• Cancer & PreventionCan regular exercise lower breast and colon cancer risk?
• Cancer & PreventionAre “detox” supplements proven to prevent cancer?
• Cancer & PreventionCan a sunburn in childhood matter years later?
• Cancer & PreventionWhich skin change deserves a medical check?
• Food & WeightWhich breakfast tends to keep you full longer?
• Food & WeightWhat is usually the better daily swap?
• Food & WeightWhich plate is most aligned with cancer-prevention guidance?
• Food & WeightAre frozen vegetables a bad choice for health?
• Food & WeightWhat does eating nuts most reliably provide?
• Food & WeightDoes “organic” mean a food is automatically low-sugar?
• Food & WeightWhat’s the better daily snack for gut health?
• Food & WeightDoes a food labeled “superfood” prevent cancer by itself?
• Cancer & PreventionDoes coffee definitely cause cancer?
• Cancer & PreventionCan HPV-linked cancers affect the throat?
• Cancer & PreventionDoes having H. pylori mean you already have cancer?
• Cancer & PreventionIf hepatitis C is cured, does liver-cancer risk instantly become zero?
• Cancer & PreventionWhat can cervical screening find before cancer develops?
• Cancer & PreventionDo all cancer screening tests start at the same age?
• Cancer & PreventionCan colorectal cancer begin as a removable polyp?
• Cancer & PreventionCan daily sunscreen replace shade and protective clothes?
• Cancer & PreventionIs family history the cause of most cancers?
• Cancer & PreventionWhat is the best-supported cancer prevention advice about alcohol?
• Cancer & PreventionCan HIV increase cancer risk?
• Cancer & PreventionWhich virus causes Kaposi sarcoma?
• Cancer & PreventionIs EBV infection the same thing as having cancer?
• Food & WeightWhich is generally the better swap for colorectal health?
• Food & WeightDoes high sugar intake directly “feed” only cancer cells?
• Food & WeightCan you lower salt without touching the salt shaker?
• Food & WeightWhat is a better way to raise fiber intake?
• Everyday HealthWhich silent condition is worth measuring even when you feel fine?
• Everyday HealthCan walking after a meal help blood sugar?
• Everyday HealthWhich symptom combination should trigger urgent stroke help?
• Everyday HealthDo antibiotics treat ordinary viral colds?
• Everyday HealthDoes someone with prediabetes always feel sick?