結果 : what happens when you sleep in day time
2:45

What happens when we sleep?

The Economist
10,339,506 回視聴 - 5 年前
2:55

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

TED
670,738 回視聴 - 4 年前
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
117,189 回視聴 - 11 年前
3:54

Do You Really Need 8 Hours of Sleep Every Night? | Body Stuff with Dr. Jen Gunter | TED

TED
3,275,555 回視聴 - 2 年前
3:24

How Much Sleep Do You Actually Need?

AsapSCIENCE
11,516,427 回視聴 - 10 年前
22:56

What Happens If You ONLY SLEEP 4 Hours A Night for 30 Days?

Dr. Sten Ekberg
211,485 回視聴 - 2 年前
15:52

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

Better Than Yesterday
2,365,592 回視聴 - 6 年前
6:25

Can You Sleep Too Much? (The Answer Might Surprise You)

Better Than Yesterday
397,112 回視聴 - 5 年前

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0:39

The Importance of Sunlight for Sleep-Wake Rhythms

Lord Solo
650 回視聴 - 2 日前
4:35

What would happen if you didn’t sleep? - Claudia Aguirre

TED-Ed
14,305,476 回視聴 - 9 年前
5:47

Why Do We Sleep? The Dr. Binocs Show | Best Learning Videos For Kids | Peekaboo Kidz

Peekaboo Kidz
2,890,314 回視聴 - 5 年前
6:38

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

TED
2,086,927 回視聴 - 6 年前
1:01

Why you're still tired after getting 8 hours of sleep

WCNC
148,467 回視聴 - 4 年前
1:19

How many hours of sleep do you need?

Mount Sinai Health System
765,964 回視聴 - 7 年前
3:42

What happens in your brain while you sleep?

CBS Mornings
50,442 回視聴 - 10 年前
2:41

How To Survive A Day On No Sleep

Seeker
942,584 回視聴 - 10 年前
3:01

How to Sleep Less and Get More Out of Your Day- Thomas DeLauer

Thomas DeLauer
262,534 回視聴 - 9 年前
0:44

The 90 Minute Rule for better Sleep!

Apna College
6,750,253 回視聴 - 2 年前
2:27

Can You Get Too Much Sleep?

SciShow
542,331 回視聴 - 8 年前
11:19

What Happens When You Sleep 3 Hours a Night?

TopThink
187,588 回視聴 - 5 年前