With more than one-third of children and more than two-thirds of adults in the United States either overweight or obese, the 2010 Dietary Guidelines for Americans—released January 31, 2011, by the U.S. Dept. of Agriculture (USDA) and U.S. Dept. of Health and Human Services (HHS)—offer practical nutritional and lifestyle advice for these unhealthy individuals. “The bottom line is that most Americans need to trim our waistlines to reduce the risk of developing diet-related chronic disease. Improvi…