Medical Myths Quiz: Can You Debunk Them All?

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  • Questions: 10
  • Last Updated: 19 Sep, 2025
  • Attempts: 1
  • liked by 100%
Let's Start this Quiz

We’ve all heard them “Feed a cold, starve a fever,” “Cracking your knuckles causes arthritis,” or “You need 8 glasses of water a day.” But how much of what we think we know about health is actually true? In the U.S., medical myths spread quickly thanks to social media, family traditions, and even old TV commercials. Some myths are harmless, but others can lead people to make dangerous decisions about their health.This quiz will challenge you to separate fact from fiction. Think you’re ready to bust some of the most common medical myths Americans believe? Let’s go.

Is natural sugar healthier than processed sugar?

  • Yes, always

  • Only in fruits

  • Not really

  • Only for kids

Is cracking your knuckles harmful?

  • Yes, causes arthritis

  • No proven harm

  • Causes brittle bones

  • Only in older age

Can antibiotics treat viral infections like the flu?

  • Yes

  • No

  • Only if severe

  • Sometimes

Does sugar make kids hyperactive?

  • Always true

  • Sometimes true

  • No solid evidence

  • Only at night

Do you need 8 glasses of water daily?

  • Yes, always

  • No fixed number

  • Only in summer

  • Only with exercise

Can you “sweat out” toxins in a sauna?

  • Yes

  • Only through exercise

  • Only mild toxins

  • No, liver and kidneys do detox

Can cold weather alone cause colds?

  • Yes

  • Only in elderly

  • Only in children

  • No, viruses cause it

Do vaccines cause autism?

  • Yes, always

  • Rarely

  • No, proven false

  • Only in children

Can eating carrots improve night vision?

  • Not beyond normal vision

  • Yes, always

  • Only in kids

  • Only in elderly

Does shaving hair make it grow back thicker?

  • Yes

  • No, just looks thicker

  • Only for men

  • Only after puberty

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