If you’ve read our FAQ Page you know that we strongly recommend you look into the Paleo Diet by Loren Cordain. This video is a nice breakdown of the what and why behind the Paleo Diet. Check it out.
BTW, Robb Wolf’s new book The Paleo Solution: The Original Human Diet is out. Robb has done some phenomenal work and presents both the science behind the diet as well as layman’s explanations.