https://blogs.mercola.com:443/sites/vitalvotes/archive/2017/04/28/we-just-got-more-new-evidence-that-parkinson_1920_s-starts-in-the-gut-_1420_-not-the-brain.aspxAn operation that separates sections of the vagus nerve in the brain from the digestive tract (for the purpose of addressing severe ulcers in the stomach) has shown strong evidence that the gut is where Parkinson’s disease begins. As reported byenCommunityServer 2008.5 SP1 (Debug Build: 31106.3070)