Feeling tired despite enough hours? Learn how understanding your 90-minute sleep cycles & using a sleep calculator can help ...

Sleep also enables the body to repair and replenish cellular material that is damaged or depleted. Important bodily functions ...

Do dogs dream? Sleep research shows what’s (likely) going on in your pet’s minds while they doze.

Patients with Alzheimer disease and cognitive impairment with delayed REM sleep patterns have increased levels of brain amyloid and tau.

Antidepressants that inhibit REM sleep are associated with prolonged survival in people with amyotrophic lateral sclerosis, a ...

A study by Mass General Brigham has found that hitting the snooze button on a morning alarm does more harm than good. Not ...

Frontoparietal cerebrovascular pathology is linked to oxygenation during REM sleep, indicating possible connection to Alzheimer Disease.

Hitting the snooze button robs your body of restorative REM sleep — and nearly half of us are guilty of this, according to a ...

Not only is the amount of sleep you get important for performance, but so is the quality of sleep you get—and that means ...

Scientists are exploring a rare genetic trait called Familial Natural Short Sleep (FNSS), where individuals thrive on just ...

That cup of coffee you had during dinner with friends didn't just keep you tossing and turning -- it fundamentally altered ...

Hyperfixation on getting a good night’s rest can ignite a tortuous loop. Stress about sleep causes activation in the body, ...