A new study drawing from 47 million nights of sleep data has found that a simple sleep behavior rule can extend your life.

Learn what research tells us about how wearing socks to bed affects sleep and foot hygiene, plus beliefs about socks, sex, ...

If you sleep best in a cold room under a big blanket, your personality traits might be more revealing than you think. Here's ...

Few experiences rival the calm satisfaction of falling asleep easily and waking up feeling fully rested. But sleep is more than a luxury or idle downtime, it’s a vital biological process that supports ...

It begins with two people, one blanket, and two very different ideas of what’s a comfortable sleeping temperature. By midnight, one partner is hot and sweaty while the other is freezing. Sounds ...