What is obsessive-compulsive disorder (OCD)?

Updated: May 17, 2018
  • Author: William M Greenberg, MD; Chief Editor: David Bienenfeld, MD  more...
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Answer

Obsessive-compulsive disorder (OCD) is characterized by distressing, intrusive obsessive thoughts and/or repetitive compulsive physical or mental acts. Once believed to be rare, OCD was found to have a lifetime prevalence of 2.5% in the Epidemiological Catchment Area study. [1]


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