Parkinson's Disease is the second most common neurodegenerative disease after Alzheimer's. And a new study, published in December 2022 and backed by the Parkinson's Foundation, found that the incidence of the disease in the United States was 50% greater than previously estimated. The study was the most comprehensive ever done in North America. Takeaways include: The prior estimate of Parkinson's incidence was 40,000 to 60,000 per year. The new research shows that the number of diagnoses per year is almost 1.5 times higher, at approximately 90,000. Estimates of Parkinson's disease incidence increase with those aged 65 and older. Incidence estimates are higher in males than females, no matter the age. Rates of Parkinson's disease are higher in certain geographic regions: the … [Read more...] about Is Parkinson’s Disease More Prevalent than We Thought? A New Study Says Yes.