SURVIVING on JUST 5 hours of sleep?😳 #shorts
What Happens To Your Body When You Sleep 4-6 Hours vs 7-10 Hours
Do You Really Need 8 Hours of Sleep Every Night? | Body Stuff with Dr. Jen Gunter | TED
Scientist Explains How Some People Need Only 4 Hours of Sleep | WIRED
What Happens If You ONLY SLEEP 4 Hours A Night for 30 Days?
How to Sleep Less and Get More Out of Your Day- Thomas DeLauer
How much sleep do you really need? | Sleeping with Science, a TED series
I Can't Sleep for More Than 4 Hours a Night - Why? | This Morning
How Much Sleep Do You Actually Need?
I Decided to Sleep for 4 Hours a Day, See What Happened
What Would Happen If You Got 9 hours of Sleep for 7 Days
"4 HOURS OF SLEEP" - The Fatal Mistake You're Making (Matthew Walker , Tim Grover , Rahul Jandial)
Understand SLEEP DEBT | Can you Train yourself to sleep only 4 - 5 hours a day | Dr.Education
Do people really need 8 hours of sleep?
10 Sleep Myths Finally Debunked
Ep. 47: Sleeping Less Than 6 Hours? You're Probably Sleep Deprived | The Scope
Common myths busted: 5 hrs of sleep not enough, can be fatal
The brain benefits of deep sleep -- and how to get more of it | Dan Gartenberg
Trump gets 4 to 5 hours of sleep a night
What Happens to Your Body on Little Sleep?