The American Academy of Allergy, Asthma & Immunology is the largest professional medical organization in the United States devoted to the allergy/immunology specialty. The AAAAI represents, asthma specialists, clinical immunologists, allied health professionals and others with a special interest in the research and treatment of allergic disease. Established in 1943, the AAAAI has more than 6,500 members in the United States, Canada and 72 other countries. The AAAAI is devoted to the advancement of the knowledge and practice of allergy, asthma and immunology for optimal patient care.