結果 : how many hours of sleep should children get each night
1:31

How much sleep do kids really need?

CBS News
6,729 回視聴 - 8 年前
6:18

How Many Hours of Sleep Do Children Need?

FirstCry Parenting
32,390 回視聴 - 2 年前
9:21

Science Explains How Much Sleep You Need Depending on Your Age

BRIGHT SIDE
5,494,984 回視聴 - 6 年前
0:57

Mayo Clinic Minute: How much sleep do kids need?

Mayo Clinic
13,218 回視聴 - 7 年前
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
93,318 回視聴 - 11 年前
3:42

Mastering the Art of Sleep: Finding the Perfect Balance of Deep, Light, and REM Sleep

Medical Centric
30,139 回視聴 - 1 年前
2:32

How Do Teenagers Sleep Differently? | Matthew Walker

Penguin Books UK
35,615 回視聴 - 5 年前
1:11

How Much Sleep Do Children Need? | Insomnia

Howcast
32,763 回視聴 - 10 年前
8:05:11

[8 HOURS MUSIC BOX LULLABIES] Want Your Baby to Sleep Through the Night? Listen to THIS!

Magic Bedtime Stories 4Kids
44 回視聴 - 1 日前 に配信済み
5:09

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

The Yoga Institute
233,982 回視聴 - 7 年前
5:47

Why Do We Sleep? The Dr. Binocs Show | Best Learning Videos For Kids | Peekaboo Kidz

Peekaboo Kidz
2,712,900 回視聴 - 5 年前
2:35

Not enough sleep may harm children’s developing brains

WXYZ-TV Detroit | Channel 7
9,724 回視聴 - 2 年前
6:38

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

TED
2,037,196 回視聴 - 6 年前
4:25

How less sleep impacts a child's brain

XpertDox
90,736 回視聴 - 6 年前
2:45

What happens when we sleep?

The Economist
10,249,637 回視聴 - 5 年前
1:52

How do you get your baby on a sleep schedule?

Mount Sinai Health System
240,619 回視聴 - 7 年前
3:33

Why Do We Need Sleep?

SciShow Kids
851,924 回視聴 - 7 年前
3:24

How Much Sleep Do You Actually Need?

AsapSCIENCE
11,473,055 回視聴 - 10 年前
3:58

What Happens to Your Body on Little Sleep?

ABC News
1,112,921 回視聴 - 8 年前
4:56

Science Explains How Much Sleep You Need Depending on Your Age

Better Life
7,431 回視聴 - 3 年前