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Combat stress is a widespread acute and chronic problem. With the rapid pace and the urgency of firing first, accidental killings of friendly forces (or fratricide) may occur. Prevention requires stress reduction, emphasis on vehicle and other identification training, awareness of the tactical situation, and continual risk analysis by leaders ...
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 ]
Acute stress reaction (ASR), also known as psychological shock, mental shock, or simply shock, [a] as well as acute stress disorder (ASD), is a psychological response to a terrifying, traumatic, or surprising experience.
In medical contexts, "acute" means "of recent onset". As is the case with most acute disease problems, acute organic brain syndrome is often temporary, although this does not guarantee that it will not recur or progress to become chronic, that is, long-term. A more specific medical term for the acute subset of organic brain syndromes is ...
Dysthymia can be contrasted with major depressive disorder by assessing the acute nature of the symptoms. Dysthymia is far more chronic (long lasting) than major depressive disorder, in which symptoms may be present for as little as two weeks. Also dysthymia often presents itself at an earlier age than major depressive disorder. [30]
Adjustment disorder is a mental and behavioral disorder defined by a maladaptive response to a psychosocial stressor. [2] The maladaptive response usually involves otherwise normal emotional and behavioral reactions that manifest more intensely than usual (considering contextual and cultural factors), causing marked distress, preoccupation with the stressor and its consequences, and functional ...
Acute stress is a stressor that is an immediate perceived threat. [22] Unlike chronic stress, acute stress is not ongoing and the physiological arousal associated with acute stress is not nearly as demanding. There are mixed findings on the effects of acute stress on memory.
[12] [13] The chronic form of the disorder has a reported prevalence of 0.8 to 1.9%. [14] [15] While brief episodes of depersonalization or derealization can be common in the general population, the disorder is only diagnosed when these symptoms cause substantial distress or impair social, occupational, or other important areas of functioning ...