Certain kinds of sleep may be able to lower insulin resistance and diabetes risk, new research suggests. But other kinds of sleep may be detrimental.

A recent study has found that 7 hours and 18 minutes may be the optimal amount of sleep you need each night to lower your ...

A new study points to the importance of getting answers about why you can’t sleep.

Atrial fibrillation is the most common form of heart rhythm disorder and is linked to serious complications, including stroke ...

Sleeping for 7 hours and 18 minutes every night may be the sweet spot for warding off the risk of insulin resistance—the ...

As humans grow older, their emotional stability and sleep patterns can change significantly. For instance, some past studies ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Alzheimer’s disease is a devastating condition that impacts millions of families around the world. But ...

The soothing sounds of pink noise, designed to obscure outside clamor and lull listeners into sleep, may not be so innocuous, a new study suggests. Researchers at the University of Pennsylvania, with ...

What is a sleep study? A sleep study, also known as a polysomnogram, is a diagnostic test that monitors various body functions while a person is asleep. It is most commonly used to diagnose sleep ...

We asked experts about the benefits of red light therapy for sleep—and which devices are most effective for adding it to your ...