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Psychological stress can be external and related to the environment, [3] but may also be caused by internal perceptions that cause an individual to experience anxiety or other negative emotions surrounding a situation, such as pressure, discomfort, etc., which they then deem stressful. Hans Selye (1974) proposed four variations of stress. [4]
Due to the wide impact and the far-reaching consequences of psychological stressors (especially their profound effects on mental well-being), it is particularly important to devise tools to measure such stressors. Two common psychological stress tests include the Perceived Stress Scale (PSS) [9] devised by American psychologist Sheldon Cohen ...
The threat of negative evaluation is the social stressor. Researchers can measure the stress response by comparing pre-stress salivary cortisol levels and post-stress salivary cortisol levels. [31] Other common stress measures used in the TSST are self-report measures like the State-Trait Anxiety Inventory and physiological measures like heart ...
Biotic stressors are living things related complications that causes stress, such as dominance, pollution, infection, social pressures, and competition. [ 10 ] [ 14 ] Animals can respond with physiological responses, [ 10 ] behavioural responses, psychological responses, [ 9 ] or physical responses ( fight-or-flight ). [ 2 ]
However, it is possible for individuals to exhibit hardiness—a term referring to the ability to be both chronically stressed and healthy. [17] Even though psychological stress is often connected with illness or disease, most healthy individuals can still remain disease-free after being confronted with chronic stressful events.
According to this theory, two distinct forms of cognitive appraisal must occur in order for an individual to feel stress in response to an event; Lazarus called these stages "primary appraisal" and "secondary appraisal". [5] During primary appraisal, an event is interpreted as dangerous to the individual or threatening to their personal goals.
Chronic stress is the physiological or psychological response induced by a long-term internal or external stressor. [1] The stressor, either physically present or recollected, will produce the same effect and trigger a chronic stress response. [ 1 ]
Stress is a conscious or unconscious psychological feeling or physical condition resulting from physical or mental 'positive or negative pressure' that overwhelms adaptive capacities. It is a psychological process initiated by events that threaten, harm or challenge an organism or that exceed available coping resources and it is characterized ...