The Jean Mayer USDA Human Nutrition Research Center on Aging (HNRCA) at Tufts University, located in Boston, MA, is one of six human nutrition research centers supported by the United States Department of Agriculture (USDA). We are a bench to bedside research center that generates translational scientific results. We make significant research contributions to U.S. and international nutritional and physical activity recommendations, public policy, and clinical healthcare. The HNRCA engages in collaborations with leading federal agencies, academic institutions and industry. Our research teams focus on improving quality of life as we age in the areas of bone and muscle; cardiovascular health; cancer; cognition; dietary patterns; vision and obesity, diabetes and metabolism.