Obsessive Compulsive Disorder
Obsessions are repetitive, intrusive, unwanted or bothersome thoughts.
Compulsions are behaviours that are repetitive, often ritualistic actions in which the person feels that something must be done over and over, often in a very specific manner.
The intrusive thoughts and the need to carry out rituals are understood by the person to be illogical but if they are ignored they can produce great anxiety.
Examples of Obsessive Compulsive Behaviours are: