Americans have known that the low-fat diet doesn't work for the last 40 years, so why do we still cling to it?
원문출처 : http://www.cnn.com/2016/10/05/opinions/debate-low-fat-diet-ludwig/index.html
원문출처 : http://www.cnn.com/2016/10/05/opinions/debate-low-fat-diet-ludwig/index.html