Distinguishing REM sleep from other conscious states

(Medical Xpress)—Despite decades of research, little is known about the function of REM sleep, or the dreams that often accompany it. Rapid eye movements occur in most mammals, with a few exceptions like echidnas and dolphins. ...

Sleep apnea

Interrupted sleep impairs memory in mice

With the novel use of a technique that uses light to control brain cells, Stanford University researchers have shown that fragmented sleep causes memory impairment in mice.


Study suggests travel can help balance out sleep hours

A trio of researchers from Technical University of Denmark, the University of Vermont and Copenhagen Center for Social Data Science, respectively, has found that in some cases traveling can help people balance out the number ...


Brain neurons identified in pre-sleep routine

When we are stressed or excited, it can be difficult for us to fall asleep—and finding ways to wind down prior to sleep is a habit of many.

Psychology & Psychiatry

Sleep deprivation increases serotonin 2a receptor response in brain

The serotonin 2A (5-HT2A) receptor is widely distributed in the brain and plays a critical role in perception, cognition and psychosis. It is also responsible for the psychedelic effects of drugs, such as psilocybin (hallucinogenic ...

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