part 3

• Circadian Rhythm is your body's natural cycle of sleep and wake
• 1 NREM

  • body has just fallen asleep
  • hypnagogic jerks
  • 5-10 min
  • theta waves
• 2 NREM

  • lasts about 20 min
  • theta waves
  • best napping time
• 3 NREM

  • deep sleep
  • delta waves
  • growing, sleep walking, and night tremors
• REM

  • paradoxical sleep
  • dreaming
• Somnambulism is sleep walking
• REM sleep behavior disorder is when the body is not paralyzed while in REM sleep.