This stage is characterized
by rapid eye movements and increases in dreaming.
REM sleep, characterized
by rapid eye movements, is the dream state in mammals accompanied by activation of the cortex and total paralysis of the skeletal muscles, presumably so that we don't act out the dreams flashing through our mind.
They are differentiated solely using EEG, unlike REM sleep which is characterized
by rapid eye movements and relative absence of muscle tone.
Sleep also appears to boost creative powers, producing flashes of insight upon awakening — especially among those who enter REM sleep (a stage of sleep characterized
by rapid eye movement).
Not exact matches
And a 2012 study led
by Jean G. Boal of Millersville University in Pennsylvania discovered that cuttlefish appear to have a form of
rapid eye movement (REM) sleep, similar to the sleep in which we dream.
Scalp electrodes worn at night
by nine villagers during nine nights revealed biological signs of relatively light sleep compared with Westerners, including shorter periods of slow - wave and
rapid eye movement sleep.
In their report, Laurent and his colleagues describe the existence of REM and slow - wave sleep in the Australian dragon, with many common features with mammalian sleep: a phase characterized
by low frequency / high amplitude average brain activity and rare and bursty neuronal firing (slow - wave sleep); another characterized
by awake - like brain activity and
rapid eye movements.
Other risk factors for diabetes included AHI during
rapid eye movement sleep and measures of the physiologic consequences of OSA, including oxygen desaturation, sleep deprivation and activation of the sympathetic nervous system, as indicated
by a higher mean heart rate during sleep.
Both eerie and haunting, this photography series REM,
by Florian Mueller, explores our state of mind when experiencing
rapid eye movement sleep.