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

Ever wondered what really happens when you close your eyes and drift off to dreamland? It's far more complex than simply ...

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

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

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

During REM sleep, the body enters a state of paralysis. This can pose a danger for patients with weakened diaphragms due to ...

People who physically act out their dreams while asleep may be experiencing an early sign of serious neurodegenerative ...

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

“REM sleep is when your brain does some of its most important cleanup and memory storage work,” said co-corresponding author ...

A new Neuron perspective reveals that stress can both disrupt and promote sleep, with specific brain circuits making ...

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

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