The Importance of Sleep: Understanding the Stages and Impact on Health

The video highlights the critical role of sleep, emphasizing that humans can survive longer without food than without sleep. It explains the four stages of sleep, including REM and NREM, and their functions such as memory filing and body repair. The video also discusses the consequences of sleep deprivation, including memory issues, mood changes, and health impacts. Alarmingly, 72% of high schoolers get less than the recommended sleep, affecting their developing brains.

What is the significance of R.E.M. sleep?

What percentage of high schoolers get less than the recommended 8 to 10 hours of sleep?