At Advanced Allergy Asthma and Sinus Care in our Jupiter/Abacoa and Palm City/Martin County locations, we are treating an increasing number of adults and children with chronic urticaria. Even though a lifetime prevalence of acute urticaria is as high as 20% in the general population, relapsing or persistent urticaria is rare(1). Chronic urticaria is defined as daily urticaria with or without angioedema (swelling) for a duration of six weeks or more. Chronic urticaria can be p