1. Sleep Position You may notice you drool more when you sleep on your side or stomach. Thanks to gravity, side- or stomach-sleeping makes it easier for drool to escape from your mouth. While you ...

Our sleep writer explains, with the help of chiropractors and physical therapists, why stomach sleeping can be harmful and how to train yourself to stop.

People tend to sleep on their side, studies show. Lying on the back is the second most common position, with stomach sleeping a distant third. So, which are the best and worst sleep positions?

Physical therapists caution against sleeping on your stomach. "When someone sleeps on their stomach... [their] body is held ...