結果 : is it better to get 5 hours of sleep or none
1:28

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

SELF
231,488 回視聴 - 10 年前
2:41

How To Survive A Day On No Sleep

Seeker
944,999 回視聴 - 10 年前
0:35

Doctor Explains Why You DON’T Need 8 Hours Sleep!

Dr Karan
3,249,815 回視聴 - 1 年前
6:38

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

TED
2,089,648 回視聴 - 7 年前
3:01

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

Thomas DeLauer
263,953 回視聴 - 9 年前
0:27

Do people really need 8 hours of sleep?

Cobra Mentorship
468,594 回視聴 - 2 年前
1:51

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

This Morning
55,343 回視聴 - 6 年前
2:55

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

TED
672,706 回視聴 - 4 年前
5:51

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

CBS Mornings
272,817 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
3,298,848 回視聴 - 2 年前
1:54

Best and Worst Times to Sleep

TechnionSociety
127,568 回視聴 - 14 年前
3:58

What Happens to Your Body on Little Sleep?

ABC News
1,135,229 回視聴 - 9 年前
0:58

This is how you can achieve PERFECT 100% sleep score every night.

Bryan Johnson
1,324,305 回視聴 - 1 年前
0:35

Elon Musk Shares How Many Hours of Sleep He Needs to Be Productive! | @MindMasteryX

Inspire Greatness
2,023,957 回視聴 - 2 年前
3:06:06

Dr. Matt Walker: The Science & Practice of Perfecting Your Sleep

Andrew Huberman
3,807,077 回視聴 - 3 年前
1:01

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

WCNC
149,413 回視聴 - 4 年前
1:59

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

TED
419,341 回視聴 - 3 年前
0:28

How to Improve Your Sleep

Gohar Khan
21,317,012 回視聴 - 1 年前
5:06

Ask Dr Mike: How to Function on Little Sleep

Mike Roussell, PhD
58,940 回視聴 - 11 年前
2:58:19

Sleep Is Non-Negotiable: Dr. Matthew Walker | Rich Roll Podcast

Rich Roll
691,309 回視聴 - 3 年前