The highest rates of Alzheimer’s are in these U.S. counties, new research shows

The eastern and southeastern United States have the highest prevalences of Alzheimer’s dementia, according to new research released Monday at the Alzheimer’s Association International Conference in Amsterdam. 

The study, by researchers at Rush Medical College in Chicago, includes county-level estimates of Alzheimer’s rates among adults age 65 and older in all 3,142 U.S. counties. 

Among…