Kentuckiana Allergy Blog Why is Louisville, Ky. the allergy capital of the United States?

Every year, the Asthma and Allergy Foundation of America names the "Worst Cities in the United States for Spring Allergies." And every year, Louisville makes it into the top 5. In 2014, Louisville was #1. This year Louisville was #2, behind Jackson, Miss. Why? Our famous bluegrass is one factor. While it may make Kentucky