Covers the latest clinical research, accepted practice protocols, and study of the normal child from preconception through adolescence. In a practical and detailed manner, this comprehensive guide provides cutting edge research and resources on the most important pediatric practice issues and therapies. Includes new chapters on prenatal nutrition, weight management from obesity to eating disorders, including polycystic ovary and metabolic syndromes. New 2005 USDA dietary guidelines are intertwined throughout the book.