The Stress Reaction

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The Stress Reaction

The Stress Reaction


The use of the term stress has become popular without the majority of people are clear about what the same. In reviewing the extensive literature on the subject, there are multiple definitions, some of which approach it either from the perspective of stress as a stimulus, response to or as a result. Without going to argue theoretically on its definition, not is the subject of this work deals with the stress as the body's adaptive response to various stressors. Alternatively to clarify concepts, we use the term "stress response" when referring to the body's nonspecific response to any demand, and the term "stressor" or "stressor" refers to the stimulus or situation that causes a stress response (Donovan, 2009).


A stress management theory suggests that stress response is the result of the interaction between unique characteristics and environmental demands. It considered that a person is in a stressful situation or under a stressor when it has to deal with situations involving behavioral demands that it is difficult to practice or meet. That is dependent on both environmental demands and their own resources to deal with it, or going a little more of the discrepancies between the demands of external or internal environment, and how the subject perceives that can respond to these demands (Cohen, 1995).

Effects of Stress

Effects of stress can be divided into physiological and psychological effects. Another dimension is the distinction between positive and negative effects of stress. Positive effects of stress are a better response capability, strengthening the muscles, increased visual acuity and an increased willingness to fight and flight (Murphy, 1996).

These factors result from human evolution, which puts the stress response in the body on alert, improves security and allows us to mobilize all our forces in precarious situations. Positive effects on ...
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