Rapid eye movement sleep behaviour disorder (RBD) is a parasomnia in which the normal muscle paralysis of REM sleep is lost, allowing individuals to enact dreams that may be violent or complex. Over ...

Electromyographic analysis has become a cornerstone in the diagnosis and investigation of rapid eye movement (REM) sleep behaviour disorder (RBD), a parasomnia characterised by the loss of ...

REM sleep behavior disorder—a condition in which people physically act out their dreams—was once regarded as a curiosity. Now, RBD is recognized as an early warning sign of synucleinopathy. At this ...

Discover 15 weird things that happen while people sleep. Science explains the strangest nighttime behaviors.

Think your sound machine is helping you sleep? It might be doing the opposite. A new study from the University of Pennsylvania Perelman School of Medicine found that listening to pink noise at bedtime ...

DARIEN, IL – May 12, 2026 – Leading sleep medicine professionals, sleep and circadian researchers, and health experts will unite in Baltimore for SLEEP 2026, the landmark 40th annual meeting of the ...

A new study links stress, depression, and aging to dementia via the disruption of glymphatic brain cleaning cycles during sleep.