WHY DO WOMEN SLEEP WITH SO MANY MEN? RC BLAKES
How much sleep do you really need? | Sleeping with Science, a TED series
Study: Women more affected by sleep deprivation
Why Do I Feel So Sleepy Despite Having Enough Sleep? – Dr. Berg
What Can Cause Me to Sleep Too Much?
Do You Really Need 8 Hours of Sleep Every Night? | Body Stuff with Dr. Jen Gunter | TED
Can You Sleep Too Much? (The Answer Might Surprise You)
How Much Sleep Do You Need? - Professor Of Neuroscience, Russel Foster
How many hours of sleep a night do I need?
Why do women need more sleep than men?
Why do old people sleep so much (A detailed answer)
How Sleep Changes as We Age
Why some people can thrive on less sleep – BBC REEL
How lack of sleep affects health and tips for a good night's rest
Why you're still tired after getting 8 hours of sleep
Study helps explain sleep problems in the elderly
The #1 Sign A Girl Is Going To Sleep With You
Doctor Explains Why You DON’T Need 8 Hours Sleep!
Excess Sleep - Causes, Effects & Solutions I Dr. Medha Kapoor, PhD
Insomnia: why can't I sleep?