[PowerPoint 2019 Original design and layout may be distorted.] 3 Stages of Psychological Response Physical Education and Health 1 STEM 11 Hans Selye

1. ADAPTATION TO STRESS

2. • Father of stress psychology and stress education
• 1976 research
• Coined the term stress
• “nonspecific demand of the body to any demand made upon it”
• Generaladaptationsyndrome (gas)
• Maintain homeostasis
• 3 stages of psychological response to any stressor
Hans
selye

3. Resistance
stage
alarm
reaction
exhaustion
stage

4. • Body’s immediate response to a stressor
• Physical response to stressor is called fightorflight response
• Adrenal glands
alarm
reaction

6. • Body attempts toreturnto homeostasis
• Readjustment occurs as resistance to stress
• Body returns to normal
resistance
stage

7. • Body’s resources becomeworn-out
• Prolonged exposure can lead to:
• Weakened body organs
• Lowered immune function
• Increased susceptibility to illness
• Physical indicators of high stress:
• Increased blood pressure
• Suppressed immunity
• Increased fat around abdomen
• Bone loss
• Increases in blood sugar
• Increase in cholesterol
• Weaker muscles
exhaustion
stage