sleep

It seems like a dream: it's cheap, available over the counter, and supposedly helps you sleep. But is melatonin all it's cracked up to be?

The symptoms of obstructive sleep apnea can be different in women than men, and often include depression, anxiety, pain and insomnia.

Your wacky sleeping patterns might be more harmful than you think. Here's exactly how many hours of sleep you should be getting based on age.

A head-to-toe look at the hits your body takes when you forfeit those precious zzzs.

Vitamin B12 deficiency is more common than you may think, but it can be reversed with supplements and the right food choices — learn these four ways to make sure your levels are up