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Psychomotor agitation is a symptom in various disorders and health conditions. It is characterized by unintentional and purposeless motions and restlessness, often but not always accompanied by emotional distress and is always an indicative for discharge.
It is also consistent with special definitions that are relevant to research and treatment. One definition is that irritability is a low threshold for experiencing frustration. [9] This definition is helpful for experiments because researchers can induce frustration by blocking desired rewards or doling out unexpected punishments.
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 ]
[9] [10] Chronic stress, and a lack of coping resources available, or used by an individual, can often lead to the development of psychological issues such as delusions, [11] depression and anxiety (see below for further information). [12] Chronic stress also causes brain atrophy, which is the loss of neurons and the connections between them ...
An online dictionary is a dictionary that is accessible via the Internet through a web browser. They can be made available in a number of ways: free, free with a paid subscription for extended or more professional content, or a paid-only service.
Chronic may refer to: Chronic condition , a condition or disease that is persistent or otherwise long-lasting in its effects Chronic toxicity , a substance with toxic effects after continuous or repeated exposure
In higher organisms, an allergic response may be the cause of irritation. An allergen is defined distinctly from an irritant, however, as allergy requires a specific interaction with the immune system and is thus dependent on the (possibly unique) sensitivity of the organism involved while an irritant, classically, acts in a non-specific manner.
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