Story perspectives

Genetics Play Key Role in Obsessive-Compulsive Disorder Risk

10/16/2025

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Summary

Story summary

The 2021 review finds Obsessive-Compulsive Disorder has a genetic component and links to genes, with risks shared with anorexia nervosa and Tourette syndrome.
The National Institute of Mental Health notes that a close relative with OCD increases risk, but most do not develop the condition.
The interaction between genetic and environmental factors remains unclear.
People who suspect OCD should seek professional help when symptoms include uncontrollable obsessions and compulsions.

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Story summary

The 2021 review finds Obsessive-Compulsive Disorder has a genetic component and links to genes, with risks shared with anorexia nervosa and Tourette syndrome.
The National Institute of Mental Health notes that a close relative with OCD increases risk, but most do not develop the condition.
The interaction between genetic and environmental factors remains unclear.
People who suspect OCD should seek professional help when symptoms include uncontrollable obsessions and compulsions.