Tag Archive: anhedonia

Feb 22

Biological Basis of Depression

Serotonin Circuit

A recent review article in the American Journal of Psychiatry examines data from many functional neuroimaging studies in order to define more clearly the biological basis of depression. Abnormalities in two sets of neural circuits seem to be the most consistent findings in people with depression: Serotonin anxiety and distress circuits that connect the amygdala and …

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