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Nov 9, 2023 · Stress is a biological and psychological response experienced upon encountering a threat that we feel we do not have the resources to deal with. A stressor is a stimulus (or threat) that causes stress, e.g., an exam, divorce, the death of a loved one, moving house, or loss of job. Sudden and severe stress generally produces: Increase in heart ...
Dec 1, 2018 · Current models in the behavioral literature emphasize the cognitive aspects of stress, which is said to occur when threats to the organism are perceived as uncontrollable and/or unpredictable. Here we adopt the perspective of systems biology and take a step toward a general definition of stress by unpacking the concept in light of control ...
- Marco Del Giudice, C Loren Buck, Lauren E Chaby, Brenna M Gormally, Conor C Taff, Christopher J Thaw...
- 2018
Sep 22, 2018 · The term “stress” is used to describe important phenomena at multiple levels of biological organization, but finding a general and rigorous definition of the concept has proven challenging. Current models in the behavioral literature emphasize the cognitive aspects of stress, which is said to occur when threats to the organism are perceived ...
- Marco Del Giudice, C Loren Buck, Lauren E Chaby, Brenna M Gormally, Conor C Taff, Christopher J Thaw...
- 2018
Apr 26, 2021 · FIGURE 1: The evolution of the framework of the stress system. (A) The basic framework of the stress system. (B) The developing framework of the stress system. (C) The mature framework of the stress system. According to this framework, we may easily differentiate each element of the stress system.
- Siyu Lu, Fang Wei, Guolin Li
- 10.15698/cst2021.06.250
- 2021
- Cell Stress. 2021 Jun; 5(6): 76-85.
Stress, whether physiological, biological or psychological, is an organism's response to a stressor such as an environmental condition. [ 1 ] When stressed by stimuli that alter an organism's environment, multiple systems respond across the body. [ 2 ] In humans and most mammals, the autonomic nervous system and hypothalamic-pituitary-adrenal ...
Mar 31, 2022 · The term stress was widely popularized in its biological connotation in 1936 by Hans Selye, who defined it as “the non-specific response of the body to any demand for change” [1]. Stress was originally understood to be a collection of peripheral symptoms that accompany a variety of chronic illnesses affecting different parts of the body.
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In this context, it was designed as the basis of the stress theory and the concept of stress was built from the physical laws of Hooke. Selye was the first to define stress from a biological point of view as “a nonspecific response of the body to any demand made upon it” (Selye, 1950, 1976).
