結果 : how many hours should a 15 year old girl sleep
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
106,837 回視聴 - 11 年前
1:19

How many hours of sleep do you need?

Mount Sinai Health System
759,698 回視聴 - 7 年前
2:55

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

TED
658,083 回視聴 - 4 年前
9:21

Science Explains How Much Sleep You Need Depending on Your Age

BRIGHT SIDE
5,503,479 回視聴 - 6 年前
2:01

Why is my teenager always tired? How much sleep should they get?

IntermountainParents
4,684 回視聴 - 11 年前
6:18

How Many Hours of Sleep Do Children Need?

FirstCry Parenting
33,298 回視聴 - 2 年前
1:38

Sleep Time & Age

AllHealthGo
61,483 回視聴 - 5 年前
5:09

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

The Yoga Institute
240,494 回視聴 - 7 年前
3:33

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

Deep Dive with Ali Abdaal
57,789 回視聴 - 2 年前
0:35

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

Dr Karan
3,187,389 回視聴 - 1 年前
4:56

Science Explains How Much Sleep You Need Depending on Your Age

Better Life
7,727 回視聴 - 3 年前
5:59

How Much Sleep Does Your Child Need?

Sleep Is The Foundation
9,376 回視聴 - 1 年前
0:30

What the time you go to sleep says about you… ⏰💯

Michael Storen
2,841,098 回視聴 - 1 年前
6:25

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

Better Than Yesterday
393,808 回視聴 - 5 年前
3:13

Sleep Strategies: For the 18 to 36 Month Old Child | NorthBay Health

NorthBay Health
54,797 回視聴 - 10 年前
2:28

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

NorthBay Health
206,601 回視聴 - 10 年前
1:39

How old is too old for your child to sleep in bed with you? Expert advice for parents

WKYC Channel 3
43,969 回視聴 - 2 年前
3:12

Right Age to shift your Child to separate room to sleep alone without parents - Dr. Surekha Tiwari

Doctors' Circle World's Largest Health Platform
54,239 回視聴 - 3 年前
0:20

5 exercises before going to sleep in bed for better sleep: Arogya physiotips

Arogya PhysioTips
113,584 回視聴 - 1 年前
0:51

4 Hours of Sleep Is Enough

Sadhguru
648,897 回視聴 - 1 年前