Rapid eye movement sleep
UNIQUE PHASE OF SLEEP IN MAMMALS AND BIRDS, CHARACTERIZED BY RANDOM/RAPID MOVEMENT OF THE EYES
REM sleep; Paradoxical sleep; Sleep onset rem; Active sleep; REM atonia; Sleep, rem; REM dream; Rem sleep parasomnias; REM Cycle; Rem sleep; REM stage of sleep; REM stage; REM overflow; REM cycle; REM frequency; Rapid eye movement (REM) sleep; REM phase of sleep; Rapid eye movement during sleep; R.E.M. sleep; Sentinel hypothesis; REM period; Rapid Eye Movement sleep; Rapid eye movement (sleep); Rapid eye movements; REM study; REM Sleep; REM phase; Rapid Eye Movement Sleep; Rem Sleep; Paradoxal sleep
Rapid eye movement sleep (REM sleep or REMS) is a unique phase of sleep in mammals and birds, characterized by random rapid movement of the eyes, accompanied by low muscle tone throughout the body, and the propensity of the sleeper to dream vividly.