結果 : difference between 6 and 7 hours of sleep
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
97,232 回視聴 - 11 年前
2:55

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

TED
644,228 回視聴 - 4 年前
2:55

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

Lex Clips
136,003 回視聴 - 3 年前
3:54

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

TED
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3:24

How Much Sleep Do You Actually Need?

AsapSCIENCE
11,479,382 回視聴 - 10 年前
1:19

How many hours of sleep do you need?

Mount Sinai Health System
752,468 回視聴 - 7 年前
6:38

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

TED
2,045,890 回視聴 - 6 年前
2:53

How Much Sleep Should I Be Getting? | Is 6-8 Hours of Sleep Enough?

Align Wellness Center
24,864 回視聴 - 3 年前
4:10

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

Body Hub
81,230 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
22,710 回視聴 - 5 年前
0:35

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

Inspire Greatness
1,643,702 回視聴 - 2 年前
0:35

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

Dr Karan
3,157,606 回視聴 - 1 年前
6:25

Can You Sleep Too Much? (The Answer Might Surprise You)

Better Than Yesterday
389,236 回視聴 - 5 年前
1:54

Best and Worst Times to Sleep

TechnionSociety
123,299 回視聴 - 13 年前
1:50

Ep. 47: Sleeping Less Than 6 Hours? You're Probably Sleep Deprived | The Scope

Ogden Clinic
22,330 回視聴 - 5 年前
3:01

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

Thomas DeLauer
242,383 回視聴 - 8 年前
1:01

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

WCNC
136,978 回視聴 - 4 年前
7:54

Why Getting the 8th Hour of Sleep Matters

Hypertroph
121,026 回視聴 - 3 年前
0:28

How people sleep at school 😴📚 #shorts

MaxPreps
4,960,695 回視聴 - 1 年前
1:58

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

Insider Tech
446,053 回視聴 - 7 年前