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結果 : 5 hours of sleep is good
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
118,703 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
672,562 回視聴 - 4 年前
0:30

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

Deep Dive with Ali Abdaal
68,126 回視聴 - 2 年前
3:01

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

Thomas DeLauer
263,858 回視聴 - 9 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
272,531 回視聴 - 4 年前

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3:54

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

TED
3,296,765 回視聴 - 2 年前
5:06:18

5 hours of calming rain sounds for sleep or study-relaxing rain sounds for deep sleep.

Natures Relaxations
11 回視聴 - 1 日前
3:24

How Much Sleep Do You Actually Need?

AsapSCIENCE
11,518,507 回視聴 - 10 年前
1:51

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

This Morning
55,327 回視聴 - 6 年前
4:39

Why some people can thrive on less sleep – BBC REEL

BBC Global
59,045 回視聴 - 2 年前
3:33

How Much Sleep Do You Need? - Professor Of Neuroscience, Russel Foster

Deep Dive with Ali Abdaal
61,621 回視聴 - 2 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
23,411 回視聴 - 5 年前
5:09

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

The Yoga Institute
244,308 回視聴 - 7 年前
10:33

10 Sleep Myths Finally Debunked

TopThink
1,105,306 回視聴 - 4 年前
6:38

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

TED
2,089,448 回視聴 - 7 年前
10:04

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

WIRED
904,202 回視聴 - 5 年前
1:58

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

Insider Tech
451,066 回視聴 - 7 年前
5:51

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

CBS Mornings
272,763 回視聴 - 7 年前
5:00:01

5 Hour Insomnia & Deep Sleep within 5 Minutes Hypnosis Session

Joseph Clough
71,971 回視聴 - 2 年前
1:01

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

WCNC
149,325 回視聴 - 4 年前