As director of adolescent medicine and the eating disorders program at SickKids, Dr. Debra Katzman said no child is immune from developing an eating disorder. What I can say is a young person with an eating disorder has distortions in how they perceive their body weight, shape and size. It’s often a case of many combined factors that lead to a young person developing an eating disorder. When a young person is sick with an eating disorder, it can lead to serious physical complications in virtually every system in the body. For more information on eating disorders, visit aboutkidshealth.caHealthy Kids poses health questions to experts at SickKids.