Parkinson’s has gone from six documented cases in 1817 to over six million today. Aging and genetics don’t explain this surge—our environment does. Here’s why Parkinson’s is rising even faster than Alzheimer’s. | Mark Hyman, MD

The very first description of Parkinson’s came in 1817 London—during the height of coal burning and industrial pollution. I believe the rise of Parkinson’s has always been tied to environmental toxins, and this clip explains why. | Mark Hyman, MD