Frugé, A. D., S. H. Byrd, B. J. Fountain, J. S. Cossman, M. W. Schilling, P. Gerard. 2015. Increased physical activity may be more protective for metabolic syndrome than reduced caloric intake. An analysis of estimated energy balance in U.S. adults: 2007-2010 NHANES. Nutrition, Metabolism and Cardiovascular Diseases 25(6):535-540.