Why did we get so fat, so fast? Toxic sugar, HFCS, obesity and the blame game...

We've all heard the statistics - almost 36% of Americans are now obese. But 50 years ago, it was just 13%. So why did we get so fat, so quickly? And what role did sugar - and specifically high fructose corn syrup - have to play?

Dr. John White, president of White Technical Research and a leading expert on caloric sweeteners, sat down with FoodNavigator-USA at the IFT show in Las Vegas to give us the lowdown...