<unk>  is a sleep disorder characterized by frequent awakening from<unk> s with a vivid remembrance of the dream. It is often caused by a major stressful event or from the use of SSRIs.  Most cases reported begin at the age of 10 after a stressful life event.  The frequency of the episodes is varied form person to person; generally one will suffer from three or four episodes every week.
Nightmare disorder
Delayed sleep phase syndrome
Non-24-hour sleep-wake syndrome
Circadian rhythm sleep disorder
Advanced sleep phase syndrome
Rumination disorder
Sleep hyperhidrosis
Kleptomania