E’ migliorata la dieta degli americani ?

Dietary Intake Among US Adults, 1999-2012.Rehm CD1, Peñalvo JL, Afshin A, Mozaffarian D. JAMA. 2016 Jun 21;315(23):2542-53. IMPORTANCE:Most studies of US dietary trends have evaluated major macronutrients or only a few dietary factors. Understanding trends in summary measures of diet quality for multiple individual foods and nutrients, and the corresponding disparities among population subgroups, is…