“…Children's physical health is better than it ever has been. 3 Scientific progress has led to substantial reductions in many of the acute morbidities of the early 20th century and increasing survival from acute illness and premature birth. However, increasing survival has led to a higher prevalence of "new morbidities" such as obesity, attention-deficit/hyperactivity disorder, behavior disorders, depression, and adolescent risk behaviors has become more obvious, and the incidence is increasing.…”