An overweight woman sits on a chair in Times Square in New York

 
An overweight woman sits on a chair in Times Square in New York
An overweight woman sits on a chair in Times Square in New York, May 8, 2012. America's obesity epidemic is so deeply rooted that it will take dramatic and systemic measures - from overhauling farm policies and zoning laws to, possibly, introducing a soda tax - to fix it, the influential Institute of Medicine said on Tuesday. REUTERS/Lucas Jackson (UNITED STATES - Tags: HEALTH)