RT Book, Section A1 Lee-Sarwar, Kathleen A. A1 Weiss, Scott T. A1 Litonjua, Augusto A. A2 Grippi, Michael A. A2 Antin-Ozerkis, Danielle E. A2 Dela Cruz, Charles S. A2 Kotloff, Robert M. A2 Kotton, Camille Nelson A2 Pack, Allan I. SR Print(0) ID 1194950742 T1 The Epidemiology of Asthma T2 Fishman’s Pulmonary Diseases and Disorders, 6e YR 2023 FD 2023 PB McGraw-Hill Education PP New York, NY SN 9781260473988 LK accessmedicine.mhmedical.com/content.aspx?aid=1194950742 RD 2024/04/18 AB Asthma is an extremely common clinical syndrome and the most common chronic disease in children.1 Asthma affects approximately 235 million people worldwide2 and nearly 25 million Americans.3 In the United States, asthma accounts for over 10 million medical visits yearly.4 The estimated total annual cost of asthma care in the United States from 2008 to 2013 was more than 80 billion dollars.5 These costs include $50.3 billion in medical expenses, $29 billion due to asthma-related mortality, and $3 billion due to missed work and school days.5