結果 : is 5 hours of sleep enough for a 18 year old
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
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2:55

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

TED
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12:54

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

Dr. Eric Berg DC
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1:19

How many hours of sleep do you need?

Mount Sinai Health System
752,276 回視聴 - 7 年前
9:21

Science Explains How Much Sleep You Need Depending on Your Age

BRIGHT SIDE
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1:38

Sleep Time & Age

AllHealthGo
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5:09

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

The Yoga Institute
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1:58

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

Insider Tech
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3:33

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

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7:54

Why Getting the 8th Hour of Sleep Matters

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3:58

What Happens to Your Body on Little Sleep?

ABC News
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0:35

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

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6:12

How much Sleep do you Actually Need?

Apna College
401,885 回視聴 - 2 年前
2:28

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

NorthBay Health
199,611 回視聴 - 10 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
3:56

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

Dr Danish Salim's Dr D Better Life
33,054 回視聴 - 2 年前
0:55

At What Age Should You Stop ____?

Sambucha
23,165,089 回視聴 - 1 年前
0:18

Are your kids getting enough sleep? - Dr. Agnia Grigas

Education Secrets
66 回視聴 - 2 年前
15:22

Can you sleep for just 4 hours a day ??

We R Stupid
125,023 回視聴 - 1 年前
6:18

How Many Hours of Sleep Do Children Need?

FirstCry Parenting
32,714 回視聴 - 2 年前