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Mental Health

Obsessive-compulsive disorder (OCD)

Also known as: OCD, Obsessions, Compulsions

Obsessive-compulsive disorder (OCD) condition guide: symptoms, causes, prevention, and when to seek care. Educational only — not a diagnosis.

Overview

OCD involves unwanted thoughts, images, or urges that drive anxiety, plus repeating rituals (e.g. washing, checking, counting) that take a lot of time. People often know the thoughts are irrational but cannot stop. Exposure and response prevention (ERP) therapy and SSRIs help many. It is not simply “liking cleanliness”.

Symptoms

  • Repeating distressing thoughts
  • Fear of dirt, harm, or “making a mistake”
  • Washing, checking, or repeating routines
  • Spending hours on rituals
  • Anxiety rising if a ritual is blocked
  • Shame and hiding symptoms

Causes

Genetics, brain chemistry, and sometimes infection or stress. Often starts in adolescence or the 20s.

Treatment (general information)

ERP/CBT and SSRIs (doses may differ from depression dosing). Families should avoid “helping” with rituals in ways that keep the problem going.

Prevention

Seek help early; do not feel ashamed. Treatment reduces long-term harm.

When to see a doctor

If rituals take ≥1 hour a day or harm work/family, or there are thoughts of self-harm.

Frequently asked questions

Is OCD the same as perfectionism?
No. OCD is distressing and time-consuming; ordinary perfectionism does not cause that suffering.
Can someone just stop?
Usually no—it needs specific therapy, not “just stop thinking” advice.

Related

Sources

This guide is put together from these references.