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  1. Obsessive-compulsive disorder (OCD) - Symptoms and causes

    Dec 21, 2023 · Obsessive-compulsive disorder (OCD) features a pattern of unwanted thoughts and fears known as obsessions. These obsessions lead you to do repetitive behaviors, also called …

  2. Obsessive–compulsive disorder - Wikipedia

    Obsessive–compulsive disorder (OCD) is a mental disorder in which an individual has intrusive thoughts (an obsession) and feels the need to perform certain behaviors (compulsions) repeatedly to relieve …

  3. International OCD Foundation | Obsessive Compulsive Disorder ...

    Learn about treatment, research, and other resources that can help. There are so many ways to get more involved in the OCD and related disorders community. Learn more about how you can help …

  4. Obsessive-Compulsive Disorder (OCD) - National Institute of ...

    Obsessive-compulsive disorder (OCD) is a disorder marked by uncontrollable and recurring thoughts (obsessions), repetitive and excessive behaviors (compulsions), or both.

  5. OCD: Types, Symptoms, Causes, Diagnosis, Treatment, and ...

    Apr 4, 2024 · What Is Obsessive-Compulsive Disorder? Obsessive-compulsive disorder (OCD) is a mental illness that causes repeated unwanted thoughts or urges (obsessions). It also can cause you …

  6. Obsessive-Compulsive Disorder (OCD) - Johns Hopkins Medicine

    OCD is a common condition. It causes persistent disturbing thoughts and compulsive rituals that attempt to ease anxiety. The rituals become consuming and interrupt daily life.

  7. Obsessive-Compulsive Disorder (OCD) - Harvard Health

    Jul 7, 2025 · What is obsessive-compulsive disorder? In obsessive-compulsive disorder (OCD), a person is troubled by intrusive, distressing thoughts (obsessions) and feels the pressure to carry out …

  8. Obsessive-compulsive Disorder | NAMI

    Obsessive-compulsive disorder (OCD) is characterized by repetitive, unwanted, intrusive thoughts (obsessions) and irrational, excessive urges to do certain actions (compulsions). Although people …

  9. What Is are Obsessive-Compulsive and Related Disorders?

    Obsessive-compulsive disorder (OCD) is a disorder in which people have obsessions, which are recurring, unwanted and unpleasant thoughts, ideas, urges, or images. To get rid of the thoughts, …

  10. Obsessive-Compulsive Disorder - MedlinePlus

    Oct 17, 2023 · What is obsessive-compulsive disorder (OCD)? Obsessive-compulsive disorder (OCD) is a mental disorder in which you have thoughts (obsessions) and rituals (compulsions) over and over. …