Short sleepers, who make up less than one per cent of the population, spend significantly less time snoozing without any ...

Sleep Cycles: One rapid eye movement (REM) stage and three non-REM stages that altogether last about 90 to 120 minutes Benefits: Physical and mental recuperation and memory consolidation Disorders: ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Most of us treat sleep like it’s a simple budget item: we ...

New research finds that sleep is essential for protecting brain mitochondria by transferring toxic metabolic waste from neurons to glial cells for disposal.

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

You check into a hotel and toss and turn all night, but your sleep improves the following night. Scientists at Nagoya University wanted to understand why this happens. Working with mice, they have ...

Seasonal changes have long influenced human behavior, but one shift is especially noticeable — how much we sleep. As daylight hours change, temperatures drop or rise and environmental conditions ...

If you still feel tired after getting eight hours of sleep, something may be precluding you from feeling well-rested. Certain ...

On a special episode (first released on July 24th) of The Excerpt podcast: The question is: Why do we struggle to sleep? Jennifer Senior, a staff writer at The Atlantic, joins The Excerpt to talk ...

Not surprisingly, women’s sleep appears to be worsening faster than men’s, something Dr Gordon said is both biological and social. “Hormonal changes across the lifespan – pregnancy, early parenthood, ...