The paleo diet is all the rage today. While certainly you will find detractors, a great number of those who start following the diet end up raving enthusiasts. What could be the reason? Is this just a fad or is there something naturally "right" about it, such as, is this how we really are designed to eat? ABC's Nightline was surely curious enough by the diet trend that they presented it in one of their episodes, which provides an excellent overview of exactly what this diet is all about as well as the lifestyle that goes usually with eating this way.