This morning I was doing some research for a patient and I found this article on the Mayo Clinic website.
Parkinson's Disease is a disease which if you have seen someone suffer with it you know you don't want to have it yourself. Educate yourself with the limited information we have and make the best choices you can to help protect yourself from future disorders and diseases.
http://www.mayoclinic.org/diseases-conditions/parkinsons-disease/basics/definition/con-20028488?p=1