What Happens If You ONLY SLEEP 4 Hours A Night for 30 Days?
How many hours of sleep a night do I need?
Do You Really Need 8 Hours of Sleep Every Night? | Body Stuff with Dr. Jen Gunter | TED
What If You Sleep 2 Hours Less Every Night?
I Can't Sleep for More Than 4 Hours a Night - Why? | This Morning
What Happens to Your Body on Little Sleep?
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
Pulling an All-Nighter vs. 2 Hours of Sleep: Which is Worse? – Healthy Living and Diet Tips–SELF
What happens when we sleep?
What Would Happen If You Got 9 hours of Sleep for 7 Days
How many hours of sleep do you need?
"4 HOURS OF SLEEP" - The Fatal Mistake You're Making (Matthew Walker , Tim Grover , Rahul Jandial)
What Happens When You Sleep 3 Hours a Night?
Scientist Explains How Some People Need Only 4 Hours of Sleep | WIRED
How lack of sleep affects health and tips for a good night's rest
How to Sleep Less and Get More Out of Your Day- Thomas DeLauer
How To Survive A Day On No Sleep
Why some people can thrive on less sleep – BBC REEL
Tips to recover after a terrible night's sleep