Mastering the Art of Sleep: Finding the Perfect Balance of Deep, Light, and REM Sleep
How much sleep do you really need? | Sleeping with Science, a TED series
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
Sleep 5: Types of Sleep and Sleep Cycles
How long should your naps be? - Sara C. Mednick
How Much Sleep Do You Need? - Professor Of Neuroscience, Russel Foster
How many hours of sleep a night do I need?
How to Sleep Less and Get More Out of Your Day- Thomas DeLauer
10 Sleep Myths Finally Debunked
REM Sleep - How Much Sleep Do You Need
How To Fix Your Sleep Schedule - Reset Your Sleep Pattern (animated)
Pulling an All-Nighter vs. 2 Hours of Sleep: Which is Worse? – Healthy Living and Diet Tips–SELF
How to Only Sleep 2 Hours Per Day
What happens when we sleep?
This is how you can achieve PERFECT 100% sleep score every night.
Doctor Explains Why You DON’T Need 8 Hours Sleep!
How many hours of sleep do you need?
Science Explains How Much Sleep You Need Depending on Your Age
How to Get More REM Sleep