more evidence on the food industry's contribution to obesity rates

A recent study in Nature highlights the dangers of trans fats, found in processed and fast foods:

The fatter fat: Fast-food ingredient may pump up your paunch by Helen Pearson

The study suggests that not only are trans fats worse for your health than other fatty acids, but can lead to greater weight gain and pre-diabetic conditions -- even at the same amount of calories. Of course, it's no surprise that processed foods are bad for you, but this research further implicates the entire US food industry in the rising rates of obesity and type II diabetes. Between trans fats and corn syrup, it seems clear that much of what passes for food in most American supermarkets needs to be reexamined -- and rejected in favor of fresh produce, whole grains, and other minimally processed ingredients.