結果 : what is sleep means
2:45

What happens when we sleep?

The Economist
10,320,717 回視聴 - 5 年前
4:48

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

TED
647,782 回視聴 - 4 年前
8:22

Why Do We Have To Sleep?

Be Smart
3,111,766 回視聴 - 9 年前
13:32

14 English expressions about SLEEP

English with Emma · engVid
836,991 回視聴 - 9 年前

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5:12

What causes insomnia? - Dan Kwartler

TED-Ed
6,017,320 回視聴 - 6 年前
1:54

How Sleep Affects Your Brain

Dana Foundation
330,332 回視聴 - 4 年前
5:54

How sleep works: The reasons why we can't live without it

Global News
189,153 回視聴 - 6 年前

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3:54

The Surprising Reason Why You Talk in Your Sleep

Seeker
117,966 回視聴 - 2 年前
1:00

Why are YOU Aging Faster, SHOCKING Truth Reveals? Sleep Expert Says

Quest Limitless
185 回視聴 - 2 日前
1:11

What Is Sleep Apnea?

Mayo Clinic Health System
398,968 回視聴 - 12 年前
6:38

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

TED
2,076,843 回視聴 - 6 年前
1:01

Mayo Clinic Minute: What are the stages of sleep?

Mayo Clinic
114,782 回視聴 - 6 年前
2:18

Are naps actually good for us? | Sleeping with Science

TED
1,099,721 回視聴 - 3 年前
0:55

How to Solve Insomnia #sleep #sleeptips #sleeping #sleepy

Precision Nutrition
665,419 回視聴 - 2 年前
4:36

Mean Sleep

Cree Summer - Topic
109,879 回視聴 -
0:18

What to do when you CAN'T sleep

Sleep Is The Foundation
2,653,897 回視聴 - 2 年前
6:57

What is sleep paralysis?

Demystifying Medicine McMaster
1,548,851 回視聴 - 7 年前
1:59

2-Minute Neuroscience: Stages of Sleep

Neuroscientifically Challenged
478,821 回視聴 - 6 年前
9:54

What is sleep paralysis?

Brainbook
493,215 回視聴 - 4 年前
0:30

3 Types Of Sleep Paralysis #shorts

Sleep Is The Foundation
489,720 回視聴 - 2 年前