Biological therapies address the chemical side of psychological disorders.
PSYCHOPHARMACOLOGY
In the 50's, two French psychiatrists noticed that the sedative Thorazine lessened the delusions of psychotic patients. Today, depression, anxiety or psychosis can be treated with therapy and medication - e.g. Prozac (antidepressant) and Valium (anti-anxiety).
ELECTROCONVULSIVE (OR "SHOCK") THERAPY
First used in the 30's, in recent years there's been a small revival in using a modified version of treat depression. The brain is exposed to pulses of electrical current that induce a brain seizure, which, for reasons not entirely understood, effects temporary relief of symptoms. Can cause some memory losss.
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