old wives tales

Have a cold?  Eat some chicken soup.  Going outside in the winter with wet hair?  Oh no, you're going to get a cold.  You've heard these old wives' tales.  Is there any medical truth to them?

Maybe growing up your mother, sister, grandmother, and teacher told you things that cause wrinkles, and pimples. Cosmo.com found three old wives tales that just aren't true.