Sleep

Could disrupting your body's clock lead to mood disorders?

Bad news for "night owls": Those who tend to stay up late and sleep in well past sunrise are at increased risk of early death, a new study suggests.

Five minutes should be enough.

Is the trick to cutting cravings for sugary foods as simple as getting a good night's sleep? A new small study from the United Kingdom suggests that may be the case.

Worried you might say something you regret when talking in your sleep? Your concerns may be justified.

Sleep will consume one-third of your life. You can't avoid it, nor should you. Sound slumber is energizing and uplifting. But there's more to it. Sleep is also essential for effective learning.

Sleep paralysis can be terrifying, but what causes it? A new review of 42 studies looks for the links between sleep paralysis, stress, supernatural beliefs, and other possible factors.

ANAHEIM, Calif. — Getting too much sleep may increase the risk for heart disease in older women, early research suggests.