結果 : how much time should you spend in different sleep stages
2:55

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

TED
672,597 回視聴 - 4 年前
3:42

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

Medical Centric
43,975 回視聴 - 1 年前
4:48

A walk through the stages of sleep | Sleeping with Science, a TED series

TED
659,823 回視聴 - 4 年前
4:58

How long should your naps be? - Sara C. Mednick

TED-Ed
5,497,158 回視聴 - 3 年前
6:38

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

TED
2,089,501 回視聴 - 7 年前
0:41

How many hours of sleep a night do I need?

Columbia University Irving Medical Center
118,737 回視聴 - 11 年前
0:58

This is how you can achieve PERFECT 100% sleep score every night.

Bryan Johnson
1,323,586 回視聴 - 1 年前
2:45

What happens when we sleep?

The Economist
10,343,510 回視聴 - 5 年前
21:35

Look at These 9 Signs, and You'll Know How Long You'll Live After 70

Wise Elders' Advice
164 回視聴 - 1 日前
3:54

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

TED
3,297,252 回視聴 - 2 年前
1:19

How many hours of sleep do you need?

Mount Sinai Health System
766,722 回視聴 - 7 年前
3:56

How to Get More REM Sleep

Sleep Doctor
34,417 回視聴 - 1 年前
3:33

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

Deep Dive with Ali Abdaal
61,626 回視聴 - 2 年前
9:41

REM Sleep - How Much Sleep Do You Need

Doctor Mike Hansen
155,816 回視聴 - 5 年前
0:35

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

Dr Karan
3,249,423 回視聴 - 1 年前
1:59

2-Minute Neuroscience: Stages of Sleep

Neuroscientifically Challenged
488,090 回視聴 - 6 年前
2:55

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

Lex Clips
143,075 回視聴 - 3 年前
6:20

Why Humans Are Supposed to Sleep in Two 4-Hour Phases

Half as Interesting
2,634,055 回視聴 - 3 年前
9:07

The Sleep Cycle: How It Works And Explaining The 4 Stages of Sleep!

Sleepopolis
56,791 回視聴 - 3 年前
0:27

Do people really need 8 hours of sleep?

Cobra Mentorship
468,240 回視聴 - 2 年前