Lesson 7: Sleep and Relapse Prevention - Slide  11

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Deep Sleep Is A Healing Time

  • Deep sleep is the time your body uses to renew and repair itself
  • At the beginning of deep sleep phase:
  • The pituitary gland releases a pulse of growth hormone that stimulates tissue growth and muscle repair
  • Body releases increased blood levels of substances that activate your immune system
Notes:

Pg. 13-16, Lawrence J. Epstein, Steve Mardon, 2007, “The Harvard Medical School Guide To A Good Night’s Sleep,” McGraw Hill, New York.

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