While some individuals are able to sleep soundly throughout the night, people who wake up at least once in the middle of the night almost always have these 10 distinct traits.

Before I was diagnosed with bipolar disorder, I didn’t think twice about sleep. I’d always been a night owl, but I went to bed reasonably early. And I never had trouble falling asleep or getting eight ...

It's a commonly held belief that before artificial lighting, human sleep was 'naturally' divided into two distinct periods, but how true is that?

As the clocks "go forward" for large parts of the U.S. this weekend, you may well miss the resulting lost hour of sleep. However, the health impacts of the shift into daylight saving time (DST) are ...

A new study suggests that while healthy preterm children have more medical sleep problems than full-term children, they are more likely to fall asleep independently. Results show that preterm children ...

Sleep is an independent and modifiable risk factor for cardiovascular disease (CVD) , prompting a shift towards routine bidirectional screening in clinical practice. Experts concluded the Sleep ...

Ancient humans did not sleep continuously. They commonly slept in two shifts each night, separated by a period of wakefulness ...

In the 1990s, a woman approached sleep neurologist Christopher Jones at the University of Utah with an unusual complaint. She would fall asleep very early in the evening and wake up for the day at 2AM ...

For hundreds of years, night didn't mean a long sleep. Long before electric lights lit up homes and streets, people lived ...

A new study has found a link between rapid eye movement (REM) sleep and Alzheimer’s disease. The research from China, published in the journal Alzheimer’s & Dementia by the Alzheimer’s Association, ...

Atypical N3 sleep patterns correlate with longer ICU stays, indicating potential as a biomarker for prolonged admissions and warranting further investigation. Hypersomnia in ICU patients is linked to ...