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.

It might be worth working a little bit harder to get that much-desired, but often elusive, good night's sleep. Deep sleep clears the mind of waste just as a "dishwasher" cleans dirty plates and ...

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 ...

Teens need eight to 10 hours of sleep each night. A large majority get less than that, according to a national survey of U.S. high school students.

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

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 ...

Study expands the backing for sleep apnea-specific hypoxic burden ...

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 ...

A new study of more than 120,000 high school students found that many teenagers are not getting the recommended amount of ...