There are people with Parkinson’s who move a lot, uncontrollably, and there are those who become rigid, and unable to move. Stiffies and Shakeys.
Either way it’s a terrible disease, and its idiopathic, meaning the cause is unknown. Mike speculates on the possible triggers for his condition.
You may have read there is a “smell test” for Parkinson’s. There is indeed a distinct odor that develops in Parkinson’s patients, as explained by the Michael J. Fox Foundation.
https://www.michaeljfox.org/news/ask-md-does-parkinsons-have-signature-scent