結果 : how long sleep cycles

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4:58

How long should your naps be? - Sara C. Mednick

TED-Ed
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4:48

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

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8:36

How long is a Sleep Cycle? [SLEEP EDUCATION]

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1:59

2-Minute Neuroscience: Stages of Sleep

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Stages of Sleep - non-REM, REM, Sleep Studies

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

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2:55

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

TED
647,124 回視聴 - 4 年前

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7:59

How does sleep ACTUALLY work?

Faraz Jamil
97 回視聴 - 2 日前
7:57

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

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720,468 回視聴 - 10 年前

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3:24

Sleep 5: Types of Sleep and Sleep Cycles

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2:45

What happens when we sleep?

The Economist
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6:38

The brain benefits of deep sleep -- and how to get more of it | Dan Gartenberg

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2:18

Are naps actually good for us? | Sleeping with Science

TED
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0:52

Baby sleep cycles

Bupa Australia
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0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
99,240 回視聴 - 11 年前
1:19

How many hours of sleep do you need?

Mount Sinai Health System
754,045 回視聴 - 7 年前
4:16

How to Fix a Degen Sleep Schedule

HealthyGamerGG
447,059 回視聴 - 3 年前
8:04

Can Humans Change Their Sleep Cycle?

PBS Terra
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22:17

Sleep Stages, Sleep Cycle, and the Biology of Sleep

Psych Explained
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15:52

How To Fix Your Sleep Schedule - Reset Your Sleep Pattern (animated)

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