Evidence-backed verdicts

Popular health myths

20 of the most common health claims checked against published randomized controlled trials. Click any myth to see the full verdict.

Nutrition

Nutrition
Does vitamin C cure the common cold?
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 Nutrition
Does sugar cause hyperactivity in children?
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 Nutrition
Does eating fat make you fat?
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 Nutrition
Do you need to drink 8 glasses of water a day?
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 Nutrition
Do detox diets cleanse your liver?
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 Nutrition
Does eating breakfast boost your metabolism?
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 Nutrition
Does eating at night cause weight gain?
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 Nutrition
Do eggs raise bad cholesterol?
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 Nutrition
Does gluten cause harm in people without celiac disease?
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Body

Body
Does cracking knuckles cause arthritis?
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 Body
Does reading in dim light damage eyesight?
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 Body
Do cold showers boost immunity?
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 Body
Does stress cause grey hair?
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 Body
Does wearing sunscreen cause vitamin D deficiency?
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Brain

Brain
Do we only use 10% of our brain?
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 Brain
Does alcohol kill brain cells?
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Illness

Illness
Does cold weather cause colds?
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Medicine

Medicine
Do antibiotics need to be finished even when you feel better?
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 Medicine
Do multivitamins improve health in healthy adults?
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Fitness

Fitness
Do sit-ups burn belly fat?
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BustMyMyth synthesizes published RCT evidence. It is not medical advice. Sources: PubMed/MEDLINE, Cochrane Library, ClinicalTrials.gov.