Medical McCarthyism: Experts Dispute Opposition to Dietary Fat

“[T]he current epidemic of obesity and Type 2 diabetes is very likely the result of low fat/high carbohydrate diets vigorously promoted by governmental health authorities over the past few decades. Under any circumstances it is abundantly clear that existing dietary recommendations have failed miserably and should be carefully reexamined in the light of these developments, if not consequences. ” —Medical McCarthyism: Experts Dispute Opposition to Dietary FatBloxword.ca)

How does the average, non-scientific person react to pronouncements such as this?