Although it's important to consider the many factors that contribute to childhood obesity when designing a weight loss plan, sugar may be one of the most important components to target. Specifically, how does fructose influence childhood obesity? Dr. Miriam Vos, assistant professor in the department of gastroenterology at Emory University and author of the book The No-Diet Obesity Solution for Kids, published by the AGA Institute Press, offers tips for discussing a healthy lifestyle with parents of overweight children. Dr. Mark DeLegge hosts.