<unk>  is a set of psychiatric disorders including intermittent explosive disorder (hot-headedness), kleptomania (stealing), pathological gambling, pyromania (fire-starting) and trichotillomania (pulling one's hair out). The onset of these disorders usually occurs between the ages of 7 and 15.<unk> vity, the key feature of these disorders, can be thought of as seeking a small, short term gain at the expense of a large, long term loss.<unk> s are considered to be part of the Obsessive-Compulsive Disorder spectrum.  They include:
Intermittent explosive disorder
Kleptomania
Pyromania
Pathological gambling
Trichotillomania
Impulse control disorder
Episodic dyscontrol syndrome
Frontal lobe disorder
Munchausen syndrome
Tic disorder
Dual disorder
Nightmare disorder
Dissociative disorders