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Scientists have discovered five different types of sleep in humans, each with its own distinct brain activity pattern and impacts on health and behaviour, an advance that could lead to new depression ...

The American Medical Association reports that about 30 million people in the US live with sleep apnea, but only one-fifth of these cases are clinically diagnosed. That means that many people are ...

How do you sleep? Are you out like a light, up five times a night, or likely to start a fight with your alarm if you only get six hours of snooze? A new study, published in PLOS Biology, claims to ...

You don't have to lie awake for hours past bedtime to have insomnia. Having trouble falling asleep, staying asleep, and even waking up too early are all signs of a sleep disorder. To help you ...

A new study has ranked the best types of exercise for improving sleep quality. The findings demonstrate that exercise is an easy-to-implement, relatively cheap, and particularly effective way of ...

Today Fitbit announced a set of new sleep-assessment features for premium users. Launching via the Fitbit app on Wednesday, Sleep Profile is the latest subscription-only data Fitbit Premium members ...

Dementia is a progressive loss of cognitive abilities, such as memory, that is significant enough to have an impact on a person’s daily activities. It can be caused by a number of different diseases, ...

When HHMI Investigator Amita Sehgal started studying sleep 25 years ago, the topic elicited a yawn from most biologists. "In ...