結果 : is it ok to sleep 5 hours one night
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
106,837 回視聴 - 11 年前
1:51

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

This Morning
53,660 回視聴 - 6 年前
2:55

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

TED
658,099 回視聴 - 4 年前
3:54

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

TED
3,004,940 回視聴 - 2 年前
1:19

How many hours of sleep do you need?

Mount Sinai Health System
759,698 回視聴 - 7 年前
1:58

Why 4 Hours Of Sleep Is Terrible For You — Even If You Don't Feel Tired

Insider Tech
448,950 回視聴 - 7 年前
4:56

Tips to recover after a terrible night's sleep

11Alive
45,064 回視聴 - 6 年前
3:01

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

Thomas DeLauer
253,831 回視聴 - 9 年前
3:58

What Happens to Your Body on Little Sleep?

ABC News
1,128,451 回視聴 - 8 年前
22:56

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

Dr. Sten Ekberg
207,589 回視聴 - 1 年前
5:51

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

CBS Mornings
267,752 回視聴 - 7 年前
5:09

Yoga Guru - Hansaji | How many hours should you sleep?

The Yoga Institute
240,494 回視聴 - 7 年前
1:30

Can You Catch Up on Lost Sleep?

BrainLine
43,433 回視聴 - 10 年前
4:10

What Happens To Your Body When You Sleep 4-6 Hours vs 7-10 Hours

Body Hub
84,030 回視聴 - 3 年前
10:30

How to Sleep Less & Sleep Better

Sadhguru
4,517,832 回視聴 - 9 年前
10:33

10 Sleep Myths Finally Debunked

TopThink
1,102,708 回視聴 - 4 年前
2:41

How To Survive A Day On No Sleep

Seeker
931,588 回視聴 - 10 年前
0:51

What are night shift people supposed to do with sleep?

MedCram - Medical Lectures Explained CLEARLY
184,306 回視聴 - 2 年前
1:28

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

SELF
225,505 回視聴 - 10 年前
0:25

How MUCH Sleep Do You Need? Joe Rogan

JRE Shorts
3,786,236 回視聴 - 1 年前