The American Academy of Otolaryngology-Head and Neck Surgery is one of the world’s largest organizations representing specialists who treat the ears, nose, throat, and related structures of the head and neck. Otolaryngologist–head and neck surgeons diagnose and treat medical disorders that are among the most common affecting patients of all ages in the United States and around the world. Those medical conditions include chronic ear disease, hearing and balance disorders, hearing loss, sinusitis, snoring and sleep apnea, allergies, swallowing disorders, nosebleeds, hoarseness, dizziness, and tumors of the head and neck as well as aesthetic and reconstructive surgery and intricate micro-surgical procedures of the head and neck.  The Academy has approximately 13,000 members.