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Major Depression : Causes

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Causes List

Causes could include:
  • No known cause

Causes Overview Articles

Major depression
The exact cause of depression is not known. Many researchers believe it is caused by chemical imbalances in the brain, which may be hereditary or caused by events in a person's life.
Source:ADAM
Date:January 20, 2009
Major depressive disorder
Because MDD is a relatively common mental disorder, researchers have performed a range of different studies to identify possible underlying causes. Three types of causes are commonly identified: intrapsychic, environmental, and biological.
Source:Gale Encyclopedia of Mental Disorders
Depression
The guidelines for diagnosis of major depressive disorder and dysthymic disorder are found in the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition( DSM IV). In addition to an interview, several clinical inventories or scales m...
Source:Gale Encyclopedia of Alternative Medicine
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