Dystonia and dyskinesia are movement disorders that commonly occur in Parkinson's disease (PD). Though both cause uncontrollable muscle movements, they're different conditions. Each has its own ...

Dystonia, a movement disorder that features involuntary contractions of the muscles often leading to functional impairment, has many forms. Focal dystonia is localized to a single body part and ...

Dehydration, diabetes, carpal tunnel syndrome, and focal dystonia can also cause hand cramps. If you often get cramps, even after resting your hands, it's best to connect with your doctor.