Get spring allergy relief in Chattanooga, TN and learn how to tell if congestion is caused by seasonal allergies or a sinus infection. In Chattanooga, Tennessee, spring arrives with vibrant blooms and rising pollen counts across the Tennessee Valley. Outdoor spaces like Coolidge Park and Chickamauga and Chattanooga National Military Park are favorite spots for residents, but increased exposure to pollen can trigger congestion. While seasonal allergies are common, similar symptoms may indicate a sinus ...