Obsessive-compulsive disorder (OCD) - Symptoms and causes
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 compulsions. These obsessions and compulsions get in the way of daily activities and cause a lot of distress.

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 the distress caused by the obsession, to the extent where it impairs general function. [1][2][7] OCD has been described since antiquity and has a...

Obsessive-Compulsive Disorder (OCD): Signs and Treatment
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 to do certain...

Obsessive-Compulsive Disorder (OCD) - Harvard Health
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 repetitive behaviors (compulsions).

Understanding Obsessive-Compulsive Disorder (OCD)
Obsessive-compulsive disorder (OCD) is an anxiety disorder characterized by an individual experiencing unwanted and intrusive thoughts (obsessions) and behavioral rituals (compulsions). According to Jon Hershfield, MFT, author of The Mindfulness Workbook for OCD:

Obsessive-Compulsive Disorder: When Unwanted Thoughts or ... - NIMH
Information on obsessive-compulsive disorder (OCD) including signs and symptoms, causes, and treatment options such as psychotherapy and medication.

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, people with OCD feel driven to do something repetitively (i.e., perform a compulsion, also called a ritual).

Diagnosing and treating obsessive-compulsive disorder
Key points Obsessive-compulsive disorder (OCD) involves a cycle where intrusive and distressing thoughts trigger mental or behavioral acts aimed at reducing that distress. People with OCD spend an average of 13 years with symptoms before they are diagnosed and face a risk of suicide that is 5 times higher than the general population. Exposure and response prevention, a widely recommended ...

International OCD Foundation | Obsessive Compulsive Disorder (OCD)
OCD and related disorders affect more than 1 in 100 people around the world — but there is hope. 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 raise awareness about OCD.

Obsessive-Compulsive Disorder (OCD) - Johns Hopkins Medicine
OCD is a common anxiety disorder. It causes unreasonable thoughts, fears, or worries. A person with OCD tries to manage these thoughts through rituals.