Dystonia is a movement disorder that causes muscles to contract involuntarily, often leading to repetitive or twisting movements in different parts of the body. While the condition is not typically ...

Add Yahoo as a preferred source to see more of our stories on Google. When we think of movement disorders, the tremors associated with Parkinson’s disease are probably what first spring to mind.

Medically reviewed by Nicholas R. Metrus, MD Tardive dyskinesia and dystonia are movement disorders with different causes and onset of symptoms.Treatment for both disorders may involve anticholinergic ...