Rapid eye movement sleep is important as it stimulates an area of your brain known as the amygdala. It’s associated with ...

Researchers have discovered that positive emotions enhance perceptual memories during sleep, particularly in the non-REM stage.

A multiple sleep latency test (MSLT) is an objective way to measure sleep quality. It helps diagnose narcolepsy and insomnia.

However, some research suggests that poor sleep could raise your risk of Alzheimer’s. A study published in November found ...

Yue Leng, PhD During REM sleep the brain processes memories ... so researchers could measure their brainwave activity, eye movement, heartrate and breathing. Fitness trackers can capture some of this ...

which can examine brain waves and other physical functions like eye movement and breathing during sleep. Researchers were able to identify when participants’ REM sleep occurred. Researchers also ...

After yawning your way out of bed, it's clear a poor night’s sleep influences nearly every aspect of your day. The once niche ...

Waking up tired despite getting enough sleep? Only specific sleep phases grant restorative rest, and you might be missing out ...

If you struggle with ED, you’re not alone — data suggests this medical condition affects around 30 million men in the U.S. And while there are many causes of ED, you may share one problem that’s ...

While extra sleep can temporarily ease fatigue, it doesn’t reverse the cognitive and metabolic damage caused by chronic sleep ...

During REM sleep the brain processes memories ... so researchers could measure their brainwave activity, eye movement, heartrate and breathing. Fitness trackers can capture some of this ...