The scientist Lew Cantley has done nice work in this area. He describes how fructose changes liver metabolism, and is linked to some cancers. His concern is mos

The scientist Lew Cantley has done nice work in this area. He describes how fructose changes liver metabolism, and is linked to some cancers. His concern is mostly large amounts of high fructose corn syrup, and if I recall, one would have to eat unrealsitc amounts of natural fruit to get any of the negative impacts he was looking it.