stress - Stress .ourphysiologicalandpsychologicalresponse

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Stress ...our physiological and psychological response  to situations that threaten or challenge us  and that require some kind of adjustment. Pioneering Researcher:  Hans Selye He developed a theory about how stress  produces illness:                 “General Adaptation Syndrome” G. A. S.
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General Adaptation Syndrome Stressor ...a demand placed on the body that requires adjustment and brings about the stress reaction.                                  G. A. S. 3 Stages: 1. Alarm 2. Resistance 3. Exhaustion Healthy Adaptation or Illness
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General Adaptation Syndrome Alarm “Fight or Flight” reaction:  body mobilizes resources to combat  threat;  activates the sympathetic nervous system. Resistance Enhanced ability to fight stressor via moderate physiological  arousal;  ability to withstand additional stressors (e.g.,  infection) is reduced. Exhaustion
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stress - Stress .ourphysiologicalandpsychologicalresponse

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