“…However, Brownson and Jones (2009) and Morandi (2009) point to promising signs of progress in that legislators are recognizing the need to translate concern for their constituents' health into physical activity policy intervention, and researchers are recognizing the need to highlight the policy relevance of their findings in plain language. The epidemiological and behavioral research is consistent and compelling in its documentation of the physical and mental health benefits of modest increases in physical activity (Haskell et al, 2009;King and Sallis, 2009) and the systemic opportunities to accomplish such changes in ways that are consistent with human psychology, physiology and evolutionary biology (Donnelly et al, 2009;Eaton et al, 2009;Owen et al, 2009;Yancey, 2009;Zimmerman, 2009). In encouraging findings, grassroots advocacy interests have begun to pool resources to address public safety, youth development, business re-development, environmental justice, educational opportunity and neighborhood access to nutrientrich foods.…”