More than a third of U.S. adults don’t get enough sleep, leading to what has been described as a public-health epidemic.

While occasional lack of sleep may not seem like a big deal, its impact can be intense and its effects can linger. And if you make it a habit, not sleeping enough can have severe consequences for your ...

Glowing skin and a long, healthy life aren’t about luck. Knowing whether sleep or exercise carries more weight helps you care ...

Nearly everyone has experienced it: After a night of poor sleep, you don't feel as alert as you should. Your brain might seem foggy, and your mind drifts off when you should be paying attention. A new ...