結果 : should i sleep now or later
3:24

How Much Sleep Do You Actually Need?

AsapSCIENCE
11,505,521 回視聴 - 10 年前
0:18

What to do when you CAN'T sleep

Sleep Is The Foundation
2,643,237 回視聴 - 2 年前
0:27

Don't sleep on your back!

YOGABODY
502,365 回視聴 - 1 年前
0:28

How to Improve Your Sleep

Gohar Khan
21,106,663 回視聴 - 1 年前
0:28

How people sleep at school 😴📚 #shorts

MaxPreps
5,126,106 回視聴 - 1 年前
6:38

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

TED
2,076,151 回視聴 - 6 年前
3:54

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

TED
3,121,279 回視聴 - 2 年前
9:38

Insomnia: why can't I sleep?

The Guardian
579,958 回視聴 - 5 年前
0:51

just my reminder to go to sleep 😴 #fyp

ease with john
551 回視聴 - 1 日前
5:06

How to FIX Your SLEEP Schedule in 5 DAYS or Less

Scott Luu
212,551 回視聴 - 4 年前
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
111,096 回視聴 - 11 年前
0:26

❌ Worst Thing To Do If You Can’t Sleep 😴 #sleep #sleeping #insomnia #insomniac #insomniacure

Health With Cory
1,397,341 回視聴 - 2 年前
1:01

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

WCNC
145,019 回視聴 - 4 年前
0:20

Drink This and Sleep Like a Baby! Dr. Mandell

motivationaldoc
646,011 回視聴 - 2 年前
2:41

How To Survive A Day On No Sleep

Seeker
935,869 回視聴 - 10 年前
0:44

The 90 Minute Rule for better Sleep!

Apna College
6,706,344 回視聴 - 2 年前
0:58

When should you go to sleep

Dr Pal
521,381 回視聴 - 2 年前
15:52

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

Better Than Yesterday
2,355,935 回視聴 - 6 年前
0:40

What is the best position to sleep in?

Simple Lines Anatomy
577,517 回視聴 - 2 年前
0:51

How to avoid sleep while studying | stay awake while studying | study tips | letstute.

Let'stute
959,538 回視聴 - 2 年前