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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. Scientific studies have found that different brain areas show altered activity in humans with major depressive disorder (MDD) . [ 1 ]
One reason depression is thought to be a pathology is that it causes so much psychic pain and distress. However, physical pain is also very distressful, yet it has an evolved function: to inform the organism that it is being damaged, to motivate it to withdraw from the source of damage, and to learn to avoid such damage-causing circumstances in the future.
Depression is a mental state of low mood and aversion to activity. [3] It affects about 3.5% of the global population, or about 280 million people worldwide, as of ...
Medications for Depression: An Overview. Antidepressants are a class of medications used very commonly to treat depression. In fact, nearly 13 percent of people 12 and over in the U.S. used ...
In physiology and medicine, depression [1] refers to a lowering, in particular a reduction in a specific biological variable or the functions of an organ. It is the opposite of elevation. For example, it is possible to refer to "depressed thyroid function" or to a depression of blood flow in a particular area. Further examples:
[2] [4] As depression is also associated with pro-inflammatory responses, the suggestion is that the causes of depression are little different from the causes of the autoimmune diseases it is largely co-morbid with, with sanitary environments increasing the risk of excessive inflammation in response to psychosocial stressors just as it is ...
Discover the truth behind 11 common bipolar disorder myths. Learn the facts to better understand this complex condition and combat stigma.
Family history, previous diagnosis of a mood disorder, trauma, stress or major life changes in the case of depression, physical illness or use of certain medications. Depression has been linked to major diseases such as cancer, diabetes, Parkinson's disease and heart disease, Brain structure and function in the case of bipolar disorder. [1 ...
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