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.
After a sleepless night, you likely feel sluggish the next morning, and a small new study suggests why: Your brain cells feel sluggish, too.
People whose brains respond strongly to rewards may be less prone to some of the negative effects of sleep deprivation, a new study finds.
An online therapy program designed to treat insomnia also appears to reduce levels of anxiety and depression, a new study from the United Kingdom finds.
Live Science newsletter
Stay up to date on the latest science news by signing up for our Essentials newsletter.