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
Do You Really Need 8 Hours of Sleep Every Night? | Body Stuff with Dr. Jen Gunter | TED
Ep. 47: Sleeping Less Than 6 Hours? You're Probably Sleep Deprived | The Scope
How Much Sleep Do You Actually Need?
How Much Sleep Should I Be Getting? | Is 6-8 Hours of Sleep Enough?
How to Sleep Less and Get More Out of Your Day- Thomas DeLauer
Yoga Guru - Hansaji | How many hours should you sleep?
Can You Sleep Too Much? (The Answer Might Surprise You)
What Happens to Your Body on Little Sleep?
I Can't Sleep for More Than 4 Hours a Night - Why? | This Morning
What Happens If You ONLY SLEEP 4 Hours A Night for 30 Days?
The brain benefits of deep sleep -- and how to get more of it | Dan Gartenberg
Why you're still tired after getting 8 hours of sleep
What Would Happen If You Got 9 hours of Sleep for 7 Days
Should you get 8 hours of sleep? | Andrew Huberman and Lex Fridman
How Much Sleep Do You Need? - Professor Of Neuroscience, Russel Foster
"4 HOURS OF SLEEP" - The Fatal Mistake You're Making (Matthew Walker , Tim Grover , Rahul Jandial)
Best and Worst Times to Sleep
Do people really need 8 hours of sleep?