
Obsessive-compulsive disorders are characterized by the urge to repeatedly perform inappropriate acts, or to dwell on intrusive or distressing thoughts. A mild form of the disorder is relatively common, and might involve thorough checking rituals, or overemphasis on cleanliness...

Obsessive-compulsive disorder is a relatively common psychological problem, whose symptoms can be seriously disabling to the sufferer. These symptoms can include excessive hand-washing or other cleaning rituals, repeated checking, extreme slowness and unwanted, repugnant intrusive...