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A walk through the stages of sleep

No subtitles available.
Title:
수면 단계로의 여행
Speaker:
Matt Walker
Description:

Did you know you go on a journey every night after you close your eyes? Sleep scientist Matt Walker breaks down the difference between REM (Rapid-Eye Movement) and non-REM sleep, what occurs during each stage of sleep -- and why it's important to get enough of both.

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Video Language:
English
Team:
closed TED
Project:
TED Series
Duration:
04:47

Korean subtitles

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