Having real issues with neck rigidity so want to share some great help I just found on the web. The rigidity was causing my neck to crack while OFF and thought I needed a chiropractor but it was muscles pulling on my neck bones. 😲
Some great exercises for PD/dystonia on YouTube called Smart XPD. One of them was 5 great Parkinson's exercises: Some are just sitting in a chair but very useful.
youtube.com/results?search_...
Also for neck rigidity and electrical disturbance resulting from ...on this web page: