Screening for Obesity in Children and Teens, from the USPSTF. Recommendation from the U.S. Preventive Services Task Force says an intensive program involving 26 or more contact hours with the child and/or the family were found to be effective. USPSTF found screening and intensive behavioral interventions for obesity in children and adolescents 6 years and older can lead to improvements in weight status. In addition, the CDC recommends 26 separate community strategies to prevent obesity, such as promoting breastfeeding, promoting access to affordable healthy food and beverages, promoting healthy food and beverage choices, and fostering physical activity among children. Published June 2017. An update is in progress as of Sept. 2022.