結果 : can i sleep daytime instead of night
2:41

How To Survive A Day On No Sleep

Seeker
944,556 回視聴 - 10 年前
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
118,448 回視聴 - 11 年前
6:38

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

TED
2,088,967 回視聴 - 7 年前
3:54

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

TED
3,292,559 回視聴 - 2 年前
2:55

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

TED
672,227 回視聴 - 4 年前
1:01

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

WCNC
149,164 回視聴 - 4 年前
2:45

What happens when we sleep?

The Economist
10,342,609 回視聴 - 5 年前
3:01

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

Thomas DeLauer
263,632 回視聴 - 9 年前
0:06

A Prayer of Gratitude and Peace Before Sleep #love #quotes #motivation #trustongod #hope #jesus

Daily Worship & Faith
766 回視聴 - 1 日前
0:27

Don't sleep on your back!

YOGABODY
529,309 回視聴 - 1 年前
1:59

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

TED
418,491 回視聴 - 3 年前
15:52

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

Better Than Yesterday
2,368,539 回視聴 - 6 年前
1:51

I Can't Sleep for More Than 4 Hours a Night - Why? | This Morning

This Morning
55,295 回視聴 - 6 年前
9:38

Insomnia: why can't I sleep?

The Guardian
587,400 回視聴 - 5 年前
3:57

How To Take The Ideal Nap And Avoid Bad Sleep

Insider Tech
362,754 回視聴 - 7 年前
1:54

Best and Worst Times to Sleep

TechnionSociety
127,533 回視聴 - 14 年前
10:30

How to Sleep Less & Sleep Better

Sadhguru
4,534,133 回視聴 - 9 年前
6:20

Why Humans Are Supposed to Sleep in Two 4-Hour Phases

Half as Interesting
2,633,830 回視聴 - 3 年前
0:55

How Long Can Someone Sleep For? #shorts #DearBlocko

Life Noggin
674,605 回視聴 - 2 年前
5:51

How lack of sleep affects health and tips for a good night's rest

CBS Mornings
272,650 回視聴 - 7 年前