Hello doctor, My father sometimes actually do so many abnormal things like dancing ,making horrible faces..,and cant cant sleeps properly.He always feels sometimes tension and fear in doing normal work like going office etc..He sometime explains us that some unknown voices he hears.This problem occurs every year. We had gone to so many doctors, sometimes the medicines works .But noone cant even explain why it always occurs and what is this disease? plZ help me becoz the disease again affecting my father. Also ,plz me a doctor regarding this..