Sleep

• Benefits of sleep

  1. Healthy sleep - gap between brain cells get larger - gets rid of damaging toxins
  2. Physical repair - damaged cells are repaired - hormones are rebalanced - immune system is more active - kills bacteria and viruses
• STAGES OF SLEEP

  1. Light and drowsy sleep, eyes move slowly, brain waves and muscle activity slow down
  2. loss of conscious awareness, no eye movement, slow brain waves, occasional bursts of energy
  3. Deep sleep, no eye or muscle movement, slow brain waves alternate with short fast waves
  4. Deep sleep, difficult to wake people up, only very slow brain waves
  5. REM SLEEP - most dreaming happens, fast brain waves, RAPID EYE MOVEMENT, Paralysed muscles