Tardive dyskinesia and dystonia are both neurological disorders that can affect your muscles and cause involuntary muscle contractions. Tardive dyskinesia, which is usually a side effect of some ...

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.

Dystonia may affect different areas of the body, and different neurological conditions cause different patterns of dystonia. Some occur only with a specific action, such as typing. Symptoms may worsen ...