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結果 : is 4 hours of sleep ok for one night
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
118,843 回視聴 - 11 年前
1:51

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

This Morning
55,349 回視聴 - 6 年前
1:58

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

Insider Tech
451,101 回視聴 - 7 年前
22:56

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

Dr. Sten Ekberg
212,062 回視聴 - 2 年前
0:35

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

Dr Karan
3,249,967 回視聴 - 1 年前
2:55

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

TED
672,745 回視聴 - 4 年前
1:28

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

SELF
231,496 回視聴 - 10 年前
2:41

How To Survive A Day On No Sleep

Seeker
945,036 回視聴 - 10 年前
1:19

How many hours of sleep do you need?

Mount Sinai Health System
766,793 回視聴 - 7 年前
0:30

How Much Sleep Do You Really Need? - Professor Of Neuroscience

Deep Dive with Ali Abdaal
68,334 回視聴 - 2 年前
6:20

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

Half as Interesting
2,634,125 回視聴 - 3 年前
3:01

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

Thomas DeLauer
263,980 回視聴 - 9 年前
1:30

Can You Catch Up on Lost Sleep?

BrainLine
45,284 回視聴 - 10 年前
2:22

"4 HOURS OF SLEEP" - The Fatal Mistake You're Making (Matthew Walker , Tim Grover , Rahul Jandial)

Be Inspired
209,311 回視聴 - 3 年前
3:58

What Happens to Your Body on Little Sleep?

ABC News
1,135,244 回視聴 - 9 年前
10:04

Scientist Explains How Some People Need Only 4 Hours of Sleep | WIRED

WIRED
904,226 回視聴 - 5 年前
4:10

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

Body Hub
86,305 回視聴 - 3 年前
0:58

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

Bryan Johnson
1,324,550 回視聴 - 1 年前
6:38

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

TED
2,089,711 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
3,299,503 回視聴 - 2 年前