New research shows that high trait anxiety leads people to mistake random reward fluctuations for genuine environmental ...

A 95,000-person shows getting more REM sleep lowers the risk of dozens of diseases. So does getting more deep sleep.

Even on a quiet night with 14 minutes of wakefulness, deep sleep was limited to 40 minutesAssessment result:△ Insufficient ...

Everyone knows a bad night’s sleep can ruin your day—and that routinely struggling to fall and stay asleep can profoundly ...

The study found that three switches could lead to a longer time spent in the deep, slow-wave sleep phase.

Share on Pinterest A new study shows deep brain stimulation applied during the deepest sleep cycle improves the brain’s ability to make memories. Leah Nash/The Washington Post/Getty Images Sleep is ...

A deep slumber might help buffer against memory loss for older adults facing a heightened burden of Alzheimer’s disease, new research from the University of California, Berkeley, suggests. Deep sleep, ...

Researchers play ultra-brief tones to stimulate the brain during deep sleep. This stimulation improves cardiac output and relaxation of the left ventricle. Such technology to improve cardiovascular ...

New research provides the first physiological evidence from inside the human brain supporting the dominant scientific theory on how the brain consolidates memory during sleep. Further, deep-brain ...

Now that we have wearables tracking our every move, a lot of us can look at stats that supposedly tell us how well we’ve slept the night before. But sometimes, it can feel like your sleep tracker is ...

A study followed adults for over a decade and tied lighter sleep stages to shrinkage in a brain region hit early in Alzheimer ...