REM sleep goes even deeper into brain recovery, dreaming and processing memories and emotions. This is the sleep stage in ...

Hallucinogens like DMT, psilocin, and LSD might rewrite the rules of sleep, blurring the line between dreams and reality.

A good night’s sleep isn’t just about the number of hours you log. Getting quality sleep — the kind that leaves you feeling ...

There are several long-term affects that lack of sleep can have on you, including memory problems and poor concentration ...

When this muscle paralysis doesn’t occur during REM sleep, and someone physically ... habits like avoiding screens, including a TV, your phone, and your computer, as they do emit some blue ...

Sleep trackers are supposed to help us get better rest. Stressing metrics can be counter-productive, experts say ...

Next to REM sleep ... and your brain waves start to look different than they do when you’re awake. This would be considered part of your “light” sleep. The Apple Watch considers this ...

A person’s sleep needs are highly individual, Holliday-Bell says. If you feel refreshed and ready for the day after nine ...

The human body does not like to ... parasomnia—a sleep abnormality that affects the nervous system—called REM behavior disorder in which the gate does not fully lower, and people act out ...