functional tremors definition
Functional tremor is the commonest type of functional movement disorder. In functional tremor there is uncontrollable shaking of part of the body usually an arm or a leg.This is due to the nervous system not working properly but not due to an underlying neurological disease.Functional tremor is sometimes mistaken for Parkinsons disease or other causes of tremor such as 'Essential tremor'. tremor is a rhythmical movement of an arm, leg or other body part such as the head. Functional tremor may come and go through the day. The tremor may become violent at times and change in speed.