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Obsessive-Compulsive Disorder (OCD) is an anxiety-related condition characterised by persistent, intrusive thoughts (obsessions) and repetitive behaviours or mental acts (compulsions) performed to reduce the anxiety caused by the obsessions. OCD affects approximately 1–2% of the population and can be severely debilitating. For AQA A-Level Psychology, you need to understand the characteristics of OCD, both biological and psychological explanations, and biological and psychological treatments.
Key Definition: Obsessive-Compulsive Disorder (OCD) is a mental health condition characterised by obsessions (recurrent, unwanted, intrusive thoughts, images, or urges that cause anxiety) and compulsions (repetitive behaviours or mental acts that the person feels compelled to perform to reduce the anxiety caused by the obsessions).
OCD is characterised by three components:
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