In 1980, the USDA released the Dietary Guidelines for Americans, which labeled fat as bad and ultimately gave credence to the idiom “you can’t unring a bell.” Have you noticed the abundance of low-fat or fat-free options on the shelves? Do your friends refuse to eat a particular food because it has “just too much fat?” Despite current popular opinion, since the release of those guidelines, national obesity rates have skyrocketed from approximately 15% to 35% of the population today.