What Would Happen if You Only Got 5 Hours of Sleep Per Night - NOT GOOD!
What Happens If You ONLY SLEEP 4 Hours A Night for 30 Days?
How much sleep do you really need? | Sleeping with Science, a TED series
Why you're still tired after getting 8 hours of sleep
What Happens to Your Body on Little Sleep?
I Can't Sleep for More Than 4 Hours a Night - Why? | This Morning
What Happens To Your Body When You Sleep 4-6 Hours vs 7-10 Hours
Ep. 47: Sleeping Less Than 6 Hours? You're Probably Sleep Deprived | The Scope
Why some people can thrive on less sleep – BBC REEL
Understand SLEEP DEBT | Can you Train yourself to sleep only 4 - 5 hours a day | Dr.Education
How to Sleep Less and Get More Out of Your Day- Thomas DeLauer
Why 4 Hours Of Sleep Is Terrible For You — Even If You Don't Feel Tired
The brain benefits of deep sleep -- and how to get more of it | Dan Gartenberg
Do You Really Need 8 Hours of Sleep Every Night? | Body Stuff with Dr. Jen Gunter | TED
Insomnia: why can't I sleep?
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
Tips to recover after a terrible night's sleep
How a Sleep Doctor Trained His Body To Survive On Less Than 8 Hours Of Sleep a Night
Yoga Guru - Hansaji | How many hours should you sleep?