Coincidence? Possibly. Correlation? Probably.
And if the truth is found in the latter rather than the former, America may look like the Land of the Living Dead by 2050.
The two facts that I fear are related? The increase in a physical affliction that we willfully give ourselves through improper diet and a lack of exercise, type 2 diabetes, and the increase in a mental disease for which there is no known cure, Alzheimer's.