<unk>  can be defined as involuntary, rhythmic, and oscillatory movement of the concerned body parts which can be caused by alternating or synchronous contractions of antagonistic muscles.<unk> s have a broad etiology and can have overlapping characteristics. Classification and diagnosis of<unk> s is usually based on history,<unk>  frequency, severity, associated neurological signs, or sometimes a family history. Diagnosing the type and etiology of the<unk>  is important as prompt<unk> eatment can improve the quality of life in patients.<unk> eatment is most of the time based on the etiologies but sometimes isolated<unk> s can be<unk> eated by certain medications.
Tremor
Pallor
Catatonia
Psychomotor agitation
Snatiation
Somnolence
Stuttering
Myoclonus