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結果 : how bad is 5 hours of sleep
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
122,715 回視聴 - 11 年前

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2:55

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

TED
677,223 回視聴 - 4 年前
1:51

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

This Morning
55,851 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
3,357,703 回視聴 - 2 年前
3:01

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

Thomas DeLauer
267,344 回視聴 - 9 年前
3:24

How Much Sleep Do You Actually Need?

AsapSCIENCE
11,529,312 回視聴 - 10 年前
19:54

The Dangerous Effect of Insufficient Sleep: Signs You Need to Change Now

Natural Foods That Heal
24 回視聴 - 16 時間前
4:39

Why some people can thrive on less sleep – BBC REEL

BBC Global
59,815 回視聴 - 2 年前
1:58

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

Insider Tech
451,588 回視聴 - 7 年前
1:01

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

WCNC
152,126 回視聴 - 4 年前
5:09

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

The Yoga Institute
245,581 回視聴 - 7 年前
0:30

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

Deep Dive with Ali Abdaal
72,540 回視聴 - 2 年前
6:38

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

TED
2,095,990 回視聴 - 7 年前
5:51

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

CBS Mornings
274,047 回視聴 - 7 年前
2:55

Should you get 8 hours of sleep? | Andrew Huberman and Lex Fridman

Lex Clips
144,319 回視聴 - 3 年前
4:16

How a Sleep Doctor Trained His Body To Survive On Less Than 8 Hours Of Sleep a Night

Rachael Ray Show
23,510 回視聴 - 5 年前
3:58

What Happens to Your Body on Little Sleep?

ABC News
1,136,921 回視聴 - 9 年前
10:04

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

WIRED
904,695 回視聴 - 5 年前
5:00:01

5 Hours HEALING SLEEP Music • Boost Your Immune System, Deep Sleep Wave Music (Dream Flow)

Sleep Easy Relax - Keith Smith
278,222 回視聴 - 4 年前
5:06

How to FIX Your SLEEP Schedule in 5 DAYS or Less

Scott Luu
220,352 回視聴 - 4 年前