Sleep disorders and circadian rhythm abnormalities in individuals with obsessive-compulsive disorder

Obsessive-Compulsive Disorder (OCD) is a common mental disorder characterized by obsessive thoughts and/or compulsive behaviors. Recent research has found that sleep problems and circadian rhythm disorders are relatively common among individuals with OCD. These problems include insomnia, abnormal sleep patterns, and delays in the sleep-wake cycle. These abnormalities are closely related to the severity of OCD symptoms and impaired daytime functioning. They may also affect the effectiveness of therapeutic interventions such as psychotherapy and neuroregulation treatments. Additionally, different treatment methods can have varying effects on sleep and circadian rhythms when used to alleviate OCD symptoms. This article provides a review of the issues related to sleep in patients with OCD…