Treatment advice from the experts at the top-ranked children's hospital in the U.S.Nearly five million North American children have asthma, and the numbers are growing worldwide. This book clearly explains the keys to optimal treatment: controlling environmental conditions that trigger symptoms, making a medical treatment plan, and putting it into effect. Founded in 1855 as the first pediatric hospital in the U.S., The Children's Hospital of Philadelphia was ranked by Child magazine in their 2003 survey as the best pediatric hospital in the U.S. for the second consecutive year. Julian Lewis Allen, MD, is Chief of the Division of Pulmonary Medicine and Cystic Fibrosis; Tyra Bryant-Stephens, MD, is Medical Director for the Community Asthma Prevention Program; and Nicholas A. Pawlowski, MD, is Allergy Section Chief of the Division of Allergy and Immunology. Sheila Buff and Martha M. Jablow are professional writers.