結果 : is it good to sleep multiple times a day
2:18

Are naps actually good for us? | Sleeping with Science

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What Do Scientists Really Know About Polyphasic Sleep?

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Trying Biphasic Sleep for 2 Months, See Why It Improved My Day

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6:20

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

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0:35

8 時間の睡眠は必要ではない理由を医師が解説します。

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3:30

Sleeping twice a day

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0:41

How many hours of sleep a night do I need?

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3:24

How Much Sleep Do You Actually Need?

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10:01

How to Only Sleep 2 Hours Per Day

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0:30

How Much Sleep Do You Really Need? - Professor Of Neuroscience

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0:51

What are night shift people supposed to do with sleep?

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6:38

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

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0:27

I Tried 90 Minute Sleep Experiment for 7 Days..

Sean Andrew
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1:51

I Can't Sleep for More Than 4 Hours a Night - Why? | This Morning

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3:01

How to Sleep Less and Get More Out of Your Day- Thomas DeLauer

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0:27

How to Fix Your Sleep Schedule

Gohar Khan
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0:35

Sleep deprivation can lead to a 300-400% increase in being depressed and anxious

Bryan Johnson
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3:54

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

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0:44

The 90 Minute Rule for better Sleep!

Apna College
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0:19

睡眠スケジュールを整える方法 #shorts

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