13 health rules you can break

POSTED: 12:32 PM PST Jan 27, 2013    UPDATED: 11:00 PM PDT Oct 05, 2015 

Some health rules are followed religiously, but really have no medical or scientific foundation. Here are 13 popular rules that aren't as hard-and-fast as you might think.

Health myths - wet hair
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Don't go outside with wet hair

It may make you feel chilly (wet hair doesn't insulate well), but it won't make you sick. Colds are caused by a virus that is usually spread by droplets from someone's cough or sneeze.


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