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ShareRapid eye movement (REM) is the stage of sleep characterized by rapid saccadic movements of the eyes.
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During this stage, the activity of the brain's neurons is quite similar to that during waking hours.
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.
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Note: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Rapid eye movement at Wikipedia.org. See the Wikipedia copyright page for more details.
Editor's Note: This article is not intended to provide medical advice, diagnosis or treatment.
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