Theoretically, cognitive-behavioral therapy can be employed in any situation in which there is a pattern of unwanted behavior accompanied by distress and impairment. It is a recommended treatment option for a number of mental disorders, including affective (mood) disorders, personality disorders, social phobia, obsessive-compulsive disorder (OCD), eating disorders, substance abuse, anxiety or panic disorder, agoraphobia, post-traumatic stress disorder (PTSD), and attention-deficit/hyperactivity.