The biggest issue is economics; it's a UK based study, but similar studies and findings have been reported elsewhere as well - http://www.cam.ac.uk/research/new

The biggest issue is economics; it's a UK based study, but similar studies and findings have been reported elsewhere as well - http://www.cam.ac.uk/research/news/price-gap-between-more-and-less-healthy-foods-grows http://www.cam.ac.uk/research/news/price-gap-between-more-an... It's hard to make healthy food choices when your food budget allows for 1 day of nutritionally complete meals or 1 week of macaroni and cheese.