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Is OCD psychological, biological or both?

April 26, 2017biological OCD psychological

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Is OCD psychological, biological or both?

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OCD is usually considered to have both psychological and biological components. OCD-like behavior has been observed in animals, including dogs, horses, and birds. Specific brain abnormalities have been identified that mediate the expression of OCD symptoms. These brain abnormalities improve with successful treatment by either medication or behavioral therapy.