Help your child eat normally again.Parents are the first to know when their child starts behaving differently. Has your son stopped eating his favorite food, or does he refuse to eat out with friends? Has your daughter drastically increased her exercise regimen or become obsessed with health foods? These are among the telltale signs that your child, like millions of others, may have an eating disorder (ED).In this essential guide, registered dietitians Casey Crosbie and Wen...