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The biology of depression is the attempt to identify a biochemical origin of depression, as opposed to theories that emphasize psychological or situational causes. [ 1 ] Scientific studies have found that different brain areas show altered activity in humans with major depressive disorder (MDD) . [ 2 ]
Major depressive disorder affected approximately 163 million people in 2017 (2% of the global population). [9] The percentage of people who are affected at one point in their life varies from 7% in Japan to 21% in France. In most countries the number of people who have depression during their lives falls within an 8–18% range.
Management of depression is the treatment of depression that may involve a number of different therapies: medications, behavior therapy, psychotherapy, and medical devices. Depression is a symptom of some physical diseases; a side effect of some drugs and medical treatments; and a symptom of some mood disorders such as major depressive disorder ...
Major depression is often associated with biomarkers indicative of inflammatory responses, with interleukin-6, interleukin-1, interleukin-2 receptor, tumor necrosis factor alpha, C-reactive protein, and monocyte chemotactic protein-1 all being found to be elevated in those with depression. [2] [8] [1] [5] [3] Similarly, the same biomarkers are ...
[15] [16] A family history of depression increases the chance of being diagnosed. [17] There are usually a combination of biological, psychological, and social factors that play into a person's depression. [2] [18] A major depressive episode can often follow acute stress in someone's life, such as the death of a loved one or being fired from a ...
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Depression can have multiple, sometimes overlapping, origins. Depression can be a symptom of some mood disorders, some of which are also commonly called depression, such as major depressive disorder, bipolar disorder and dysthymia. [7] Additionally, depression can be a normal temporary reaction to life events, such as the loss of a loved one.
Psychoeducation is most often associated with serious mental illness, including dementia, schizophrenia, clinical depression, anxiety disorders, eating disorders, bipolar and personality disorders. The term has also been used for programs that address physical illnesses, such as cancer .