結果 : is 6 hours sleep enough for 18 year old
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
96,955 回視聴 - 11 年前
2:55

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

TED
643,818 回視聴 - 4 年前
1:19

How many hours of sleep do you need?

Mount Sinai Health System
752,243 回視聴 - 7 年前
9:21

Science Explains How Much Sleep You Need Depending on Your Age

BRIGHT SIDE
5,497,333 回視聴 - 6 年前
1:38

Sleep Time & Age

AllHealthGo
59,324 回視聴 - 5 年前
3:33

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

Deep Dive with Ali Abdaal
53,433 回視聴 - 1 年前
5:09

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

The Yoga Institute
235,785 回視聴 - 7 年前
7:54

Why Getting the 8th Hour of Sleep Matters

Hypertroph
120,907 回視聴 - 3 年前
3:24

How Much Sleep Do You Actually Need?

AsapSCIENCE
11,478,721 回視聴 - 10 年前
6:12

How much Sleep do you Actually Need?

Apna College
401,885 回視聴 - 2 年前
6:25

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

Better Than Yesterday
389,128 回視聴 - 5 年前
1:01

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

WCNC
136,666 回視聴 - 4 年前
1:58

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

Insider Tech
445,948 回視聴 - 7 年前
8:30

Is 6 Hours Enough Sleep? The Answer May Surprise You - NEUROSCIENTIST Matthew Walker

knowzilla
10,623 回視聴 - 1 年前
3:58

What Happens to Your Body on Little Sleep?

ABC News
1,118,643 回視聴 - 8 年前
12:54

What Would Happen if You Only Got 5 Hours of Sleep Per Night - NOT GOOD!

Dr. Eric Berg DC
477,749 回視聴 - 10 か月前
0:35

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

Inspire Greatness
1,639,383 回視聴 - 2 年前
2:28

Sleep Strategies: For the 9 to 18 Month Old Child | NorthBay Health

NorthBay Health
199,598 回視聴 - 10 年前
0:29

This is Elon Musk his daily routine 💼 #shorts

Musk Munition
724,008 回視聴 - 2 年前
3:56

1097:💤 ഓരോ പ്രായത്തിലും എത്ര മണിക്കൂർ വീതം ഉറങ്ങണം? How much sleep we need per day?

Dr Danish Salim's Dr D Better Life
33,053 回視聴 - 2 年前