Q: My cousin was diagnosed with dystonia, what is this? A: Dystonia is a disorder of involuntary muscle contractions that may cause repetitive and/or abnormal movement or postures, for example ...

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 ...

Tardive dyskinesia shares features with other movement disorders, such as Tourette syndrome and drug-induced Parkinsonism. But a diagnostic evaluation can reveal which condition is causing the ...

Chorea-acanthocytosis is a rare genetic disorder of the nervous system. It causes involuntary jerks and twitches in the muscles, known as chorea, and star-shaped red blood cells, known as ...

Geisinger neurologists now use Botox to reduce spasms and ease pain associated with involuntary muscle movement problems. About 300,000 people in the U.S. suffer from some form of dystonia, a movement ...

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 ...

Voluntary muscles can be controlled by the person, like muscles in your neck and legs. Involuntary muscles work without you thinking about it, like your heart and stomach muscles. Skeletal muscles ...

Researchers uncovered new findings about involuntary muscle movements that come with long-term administration of Parkinson's drug levodopa. University of Arizona researchers have revealed new insights ...