When a lot of people think about obsessive compulsive disorder (OCD) they often think of movie characters, or other people they may have seen, without understanding exactly what the disorder is or how it functions. People afflicted by OCD are receiving faulty messages from their brains. While a regular person receives messages that tell them to lock their car door, for example, a person with OCD receives similar messages that tell them to lock the car several times. Obsessive compulsive disorder can manifest in several ways but the basic idea is that the obsessive actions are caused by anxious thoughts that revolve usually around safety, sanitation, profanity, or violence.
Read the full article here: Identifying and Treating Obsessive Compulsive Disorder