結果 : is i slept off correct
0:27

Don't sleep on your back!

YOGABODY
487,772 回視聴 - 1 年前
2:45

What happens when we sleep?

The Economist
10,301,028 回視聴 - 5 年前
0:40

What is the best position to sleep in?

Simple Lines Anatomy
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0:52

Sleep Paralysis Is Terrifying & Preventable

Doctor Mike
4,049,985 回視聴 - 3 年前
9:38

Insomnia: why can't I sleep?

The Guardian
575,796 回視聴 - 5 年前
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
106,702 回視聴 - 11 年前
6:38

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

TED
2,068,120 回視聴 - 6 年前
5:29

6 tips for better sleep | Sleeping with Science, a TED series

TED
2,184,278 回視聴 - 4 年前
0:50

Avoid THIS Killer. Celebrity Shows You How. Sleep Mask. Use It #weightloss #lightpollution #longlife

Kristen Sparrow
42 回視聴 - 1 日前
2:55

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

TED
657,926 回視聴 - 4 年前
2:41

How To Survive A Day On No Sleep

Seeker
931,425 回視聴 - 10 年前
1:28

Pulling an All-Nighter vs. 2 Hours of Sleep: Which is Worse? – Healthy Living and Diet Tips–SELF

SELF
225,446 回視聴 - 10 年前
1:59

How to deal with your insomnia — and finally get to sleep | Sleeping with Science

TED
398,658 回視聴 - 2 年前
15:52

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

Better Than Yesterday
2,350,423 回視聴 - 5 年前
10:30

How to Sleep Less & Sleep Better

Sadhguru
4,517,566 回視聴 - 9 年前
6:25

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

Better Than Yesterday
393,775 回視聴 - 5 年前
0:28

How to Improve Your Sleep

Gohar Khan
20,831,161 回視聴 - 1 年前
3:58

How to fall asleep and sleep fast

AbrahamThePharmacist
880,625 回視聴 - 1 年前
5:06

How to FIX Your SLEEP Schedule in 5 DAYS or Less

Scott Luu
210,954 回視聴 - 4 年前
13:32

14 English expressions about SLEEP

English with Emma · engVid
835,554 回視聴 - 9 年前