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Rapid eye movement (REM) is the stage of sleep characterized by rapid saccadic movements of the eyes. During this stage, the activity of the brain's neurons is quite similar to that during waking hours; for this reason, the phenomenon is often called paradoxical sleep. Most of the vividly recalled dreams occur during REM sleep. It is the lightest form of sleep, and people awakened during REM usually feel alert and refreshed. REM sleep is so physiologically different from the other phases of sleep that the others are collectively referred to as non-REM sleep.

During a night of sleep, a person usually has about four or five periods of REM sleep, which are quite short at the beginning of the night and longer at the end. It is common to wake for a short time at the end of a REM phase. The total time of REM sleep per night is about 90-120 minutes for an adult. However, the relative amount of REM sleep varies considerably with age. A newborn baby spends more than 80% of total sleep time in REM mode, while people over 70 years old spend less than 10%. The average is 20%.

2006-08-15 09:02:15 · answer #1 · answered by momie_2bee 5 · 1 0

REM or Rapid Eye Movement is associated with being in a dream state during sleep.

2006-08-15 16:02:45 · answer #2 · answered by Doug B 3 · 0 0

REM is usually referred to when talking about sleep. REM = Rapid Eye Movement.

2006-08-15 16:02:39 · answer #3 · answered by Brutally Honest 7 · 0 0

REM is a level of sleep. It stands for Rapid Eye Movement and is the time one dreams.

2006-08-15 16:02:33 · answer #4 · answered by John J 6 · 0 0

REM=Rapid Eye Movement, and it's a phase of deep sleep that all people (not just babies) go through every night. It's usually when people dream, and it's signified by the eyes moving back and forth rapidly (you can see their eyeballs moving underneath their eyelids).

2006-08-15 16:05:24 · answer #5 · answered by brevejunkie 7 · 0 0

rem means random eye movement. it is the stage before deep sleep.

2006-08-16 02:51:32 · answer #6 · answered by Anonymous · 0 0

Rapid Eye Movement. The phenomenon that takes place when a person enters dream state.

2006-08-15 16:02:40 · answer #7 · answered by Anonymous · 0 0

rem sleep.

2006-08-15 16:02:18 · answer #8 · answered by graygirl 2 · 0 0

He's playing with Michael Stipe and the boys.

2006-08-15 16:02:13 · answer #9 · answered by Klawed Klawson 5 · 0 1

its sleeping.

2006-08-15 16:02:19 · answer #10 · answered by Phoenix 3 · 0 0

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