MNN Galleries

12 worst U.S. cities for allergy sufferers

louisville skyline and bridge over the ohio river at twilight

Photo: ladyofthewings/Flickr

6 of 14

Louisville, Ky.

Louisville, Ky., scores a 91.13 from the AAFA. Louisville is "worse than average" on both pollen levels and the amount of patients utilizing their medication. Louisville receives "better than average" rating on the numbers of allergists to patients.