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A stress, as defined to Walter Cannon (1871–1945), is any disturbance that imbalances the internal environment of an organism (i.e. their homeostasis). [2] There are two major types of stressors that cause stress to animals: abiotic stressors and biotic stressors. [12]
Stress affects many memory functions and cognitive functioning of the brain. [10] There are different levels of stress and the high levels can be intrinsic or extrinsic. Intrinsic stress level is triggered by a cognitive challenge whereas extrinsic can be triggered by a condition not related to a cognitive task. [8]
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]
For instance, research has found the elevation of stress during the transition from high school to university, with college freshmen being about two times more likely to be stressed than final year students. [14] Research has found that major life events are somewhat less likely to be major causes of stress, due to their rare occurrences. [10]
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[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 ...
Malcolm X was assassinated in 1965 when gunmen opened fire while he gave a speech in New York. A new lawsuit accuses the government of conspiracy.
Mental health in education is the impact that mental health (including emotional, psychological, and social well-being) has on educational performance.Mental health often viewed as an adult issue, but in fact, almost half of adolescents in the United States are affected by mental disorders, and about 20% of these are categorized as “severe.” [1] Mental health issues can pose a huge problem ...