Top allergy cities of 2013 Pictures Are you living in a city that's in for a rough spring allergy season? Each year, the Asthma and Allergy Foundation of America (AAFA) creates a list of the worst cities in the U.S. for people with allergies. This year's list was sponsored by Dymista, which is a nasal spray used to relieve symptoms of seasonal allergies. The "Allergy Capitals" are ranked according to pollen levels, use of over-the-counter and prescription allergy medication and the number of Board Certified allergists. Keep clicking to see the top 10 allergy capitals in the United States... Credit: istockphoto