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Stress (biology), an organism's response to a stressor such as an environmental condition; Stress (mechanics), the internal forces that neighboring particles of a continuous material exert on each other; Oxidative stress, an imbalance of free radicals; Psychological stress, a feeling of strain and pressure Occupational stress, stress related to ...
The stress placed on words within sentences is called sentence stress or prosodic stress. That is one of the three components of prosody , along with rhythm and intonation . It includes phrasal stress (the default emphasis of certain words within phrases or clauses ), and contrastive stress (used to highlight an item, a word or part of a word ...
Hans Selye defined stress as “the nonspecific (that is, common) result of any demand upon the body, be the effect mental or somatic.” [5] This includes the medical definition of stress as a physical demand and the colloquial definition of stress as a psychological demand. A stressor is inherently neutral meaning that the same stressor can ...
Stress functions as the means of making a syllable prominent. Stress may be studied in relation to individual words (named "word stress" or lexical stress) or in relation to larger units of speech (traditionally referred to as "sentence stress" but more appropriately named "prosodic stress"). Stressed syllables are made prominent by several ...
The word was introduced by endocrinologist Hans Selye (1907-1982) in 1976; [1] he combined the Greek prefix eu-meaning "good", and the English word stress, to give the literal meaning "good stress". The Oxford English Dictionary traces early use of the word (in psychological usage) to 1968.
Prolonged stress can disturb the immune, digestive, cardiovascular, sleep, and reproductive systems. [17] For example, it was found that: Chronic stress reduces resistance of infection and inflammation, and might even cause the immune system to attack itself. [27] Stress responses can cause atrophy of muscles and increases in blood pressure. [28]
Researchers define social stress and social stressors in various ways. Wadman, Durkin, and Conti-Ramsden (2011) defined social stress as "the feelings of discomfort or anxiety that individuals may experience in social situations, and the associated tendency to avoid potentially stressful social situations". [14]
Woman portraying the emotion of stress. Mental distress or psychological distress encompasses the symptoms and experiences of a person's internal life that are commonly held to be troubling, confusing or out of the ordinary. Mental distress can potentially lead to a change of behavior, affect a person's emotions in a negative way, and affect ...