Bronchitis is a very common respiratory illness. In fact, around 3 million cases of bronchitis occur in the U.S. ever year! Even though it’s common, that doesn’t make it any less of a concern if you do happen to get it. Our AFC Urgent Care Chattanooga team explores the severity and other important facts about bronchitis below, so read on! What Is Bronchitis? Bronchitis is an inflammation of the lining of the ...