1. Wong F, Huhman M, Heitzler C, et al. VERB—a social marketing campaign to increase physical activity among youth. Prev Chronic Dis [serial online]. 2004.
2. Ogden CL, Carroll MD, Fryar CD, et al. Prevalence of obesity among adults and youth: United States, 2011–2014. NCHS data brief, no 219. Hyattsville: National Center for Health Statistics. 2015.
3. U.S. Department of Health and Human Services and U.S. Department of Agriculture. 2015–2020 dietary guidelines for Americans. 8th Edition. 2015.
4. U.S. Department of Health and Human 2. Services. 2008 physical activity guidelines for Americans. Washington: U.S. Department of Health and Human Services; 2008.
5. Centers for Disease Control and Prevention. Physical activity levels among children aged 9-13 years—United States, 2002. MMWR. 2003;52(33):785–8.