Do hands and feet curl and become stiff?

Do hands and feet curl and become stiff?

Image Credit; Michael J Fox Foundation

Yes it’s a symptom of the disease and it’s called Dystonia.

Dystonia is a movement disorder in which a person's muscles contract uncontrollably. The contraction causes the affected body part to twist involuntarily, resulting in repetitive movements or abnormal postures. Dystonia can affect one muscle, a muscle group, or the entire body.

Read more from the Michael J Fox Foundation on Dystonia  

https://www.michaeljfox.org/news/dystonia

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