You likely know what OCD stands for, but many people don't know what having obsessive-compulsive disorder actually means.

Obsessive-compulsive personality disorder (OCPD) is a chronic condition in which a person demonstrates an excessive focus on details, order and rules, and the need to achieve a perfect outcome, often ...

Obsessive-compulsive disorder (OCD) is a severe and disabling disorder characterized by intrusive disturbing thoughts (obsessions) and repetitive behaviors to deal with these thoughts (compulsions).

Children with OCD may experience symptoms like excessive fears about getting sick, extreme disgust over bodily waste, and an ...

Roughly 163 million people experience obsessive-compulsive disorder and its associated cycles of obsessions and compulsions. They have unwanted intrusive thoughts, images or urges; they also do ...

Ever double-checked your door lock so many times you almost missed the bus, or scrubbed your hands long after the thought of germs has vanished, and thought, "Am I just over-anxious?" Those repeated ...

Some quirks can be chalked up to preference, but others can signal OCD. June 14, 2013— -- intro: Hooked on hand sanitizer? Closet organized to a T? Quirks like this can usually be chalked up to ...

Orthorexia nervosa is a type of eating disorder that causes someone to have an unhealthy obsession with "clean" eating.