Psychogenic Movement
Psychogenic movement is an unwanted muscle movement such as a spasm or tremor that is caused by an underlying psychological condition. Psychogenic movement can involve any part of the body and resemble the same muscle movements that occur with a biological condition or structural abnormality. Most psychogenic movement is involuntary—done without being consciously initiated by the individual. Psychogenic movement may develop as part of a conversion disorder (in which a psychol