"The thinking on this has completely inverted in the past 5 years." Has it really? I see a lot of new contradictory results, but I am not aware that the medic

"The thinking on this has completely inverted in the past 5 years." Has it really? I see a lot of new contradictory results, but I am not aware that the medical consensus has changed (yet). I have seen articles blame fat as the, blame carbs as the bad guy and even some blaming protein. Refined sugar does seem to be particularly bad, but I have yet to see anything conclusive about carbohydrates as a food group (I searched pubmed a few months back). Personally I am more confused than ever.