Medically reviewed by Brigid Dwyer, MD Key Takeaways Involuntary muscle movements happen when your body moves without you intending it, like with tics or tremors.  The causes of involuntary movements ...

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.

Athetosis and chorea are two types of involuntary movements that can occur in children and adults with neurological conditions, such as cerebral palsy. The movements have different features, and the ...

Medically reviewed by Nicholas R. Metrus, MD Tardive dyskinesia and dystonia are movement disorders with different causes and ...

Dystonia and chorea both describe sudden, involuntary movements associated with neurological disorders. However, people with dystonia display repetitive movements that follow a pattern while chorea ...

Differentiating tardive dyskinesia from other movement disorders can be challenging. "One major criterion is the history of exposure to neuroleptic medications," said Jeff Bronstein, MD, PhD, of the ...