結果 : how much sleep in stages
4:48

A walk through the stages of sleep | Sleeping with Science, a TED series

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2:55

How much sleep do you really need? | Sleeping with Science, a TED series

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Mastering the Art of Sleep: Finding the Perfect Balance of Deep, Light, and REM Sleep

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2-Minute Neuroscience: Stages of Sleep

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4:04

The science of how much sleep you actually need

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3:33

How Much Sleep Do You Need? - Professor Of Neuroscience, Russel Foster

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Dr. Matt Walker: The Science & Practice of Perfecting Your Sleep

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19:19

Sleep Is Your Superpower | Matt Walker | TED

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Dr. Matt Walker: The Biology of Sleep & Your Unique Sleep Needs | Huberman Lab Guest Series

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7:57

Sleep stages and circadian rhythms | Processing the Environment | MCAT | Khan Academy

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