What Happens If You ONLY SLEEP 4 Hours A Night for 30 Days?
I Can't Sleep for More Than 4 Hours a Night - Why? | This Morning
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
Why 4 Hours Of Sleep Is Terrible For You — Even If You Don't Feel Tired
How much sleep do you really need? | Sleeping with Science, a TED series
What Happens To Your Body When You Sleep 4-6 Hours vs 7-10 Hours
What Happens to Your Body on Little Sleep?
Ep. 47: Sleeping Less Than 6 Hours? You're Probably Sleep Deprived | The Scope
Why some people can thrive on less sleep – BBC REEL
How Much Sleep Do You Actually Need?
How to sleep for 4 hours a night? | #shorts
"4 HOURS OF SLEEP" - The Fatal Mistake You're Making (Matthew Walker , Tim Grover , Rahul Jandial)
How to Sleep Less and Get More Out of Your Day- Thomas DeLauer
The brain benefits of deep sleep -- and how to get more of it | Dan Gartenberg
Can you sleep for just 4 hours a day ??
Those people who only sleep 4 hours per night
Why Humans Are Supposed to Sleep in Two 4-Hour Phases
How To Survive A Day On No Sleep
How to Sleep Less & Sleep Better