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HIPPOCRATE ANCIENT GREEKS He based his medical practice on observations and on the take aim of the human body. He held the mental picture that illness had a physical and a rational explanation. He rejected the views of his time that considered illness to be caused by superstitions and by possession of evil spirits and disfavor of the gods. stressor An internal or external factor that makes demands on an individual and tends to disrupt homeostasis. Stressors embroil physical trauma, disease, social events and situations, and the demands of exercise and competition. several(prenominal)(prenominal) agent that causes stress to an being Physiologists define stress as how the body reacts to a stressor, solid state or imagined, a stimulus that causes stress. Acute stressors affect an beingness in th e short term; chronic stressors over the daylong term. Selye researched the effectuate of stress. Alarm is the first tier. When the threat or stressor is set or realized, the bodys stress response is a state of alarm. During this stage adrenaline leave be produced in order to study about the fight- or-flight response.

There is also some activation of the HPA axis, producing cortisol. fortress is the second stage. If the stressor persists, it becomes necessary to attempt some! essence of cope with the stress. Although the body begins to try to adapt to the strains or demands of the environment, the body cannot acquiesce this up indefinitely, so its resources are gradually depleted. Selye: eustress and distress Selye create in 1975 a model dividing stress into eustress and distress.[3] Where stress enhances utilization (physical or mental, such as through talent training...If you pauperism to get a full essay, order it on our website: OrderCustomPaper.com

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