Dystonia is a body movement disorder. It causes your muscles to contract, move involuntarily, or get stuck in an abnormal position.
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Huntington disease is a brain disorder that can lead to emotional disturbances, loss of intellectual abilities, and uncontrolled movements.
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Progressive supranuclear palsy is a disorder in a small section of the brain that causes weakness of certain muscles.This is a rare disorder but may be mistaken for Parkinson's disease.
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