Add Yahoo as a preferred source to see more of our stories on Google. Growing up, maybe you were told that you're supposed to sleep sans underwear to let your nether regions "air out" overnight. Or ...

Add Yahoo as a preferred source to see more of our stories on Google. Doctors also share the best type of underwear to wear to bed. Doctors also share the best type of underwear to wear to bed.

Going commando may be more common than you think — and it may help reduce genital irritation and odor, especially when working out or sleeping.