Can Eating Like A Caveman Actually Help You Lose Weight? The Paleo Challenge is a way of eating that is based upon the principles of our ancestors. During this time people survived by means of hunting and gathering and thought of food only as a means of survival. Over the generations, food has stopped being simply a source of nutrition and has become a hobby, as well as a source of comfort. This had led to many health problems, diseases, and the obesity epidemic. This report will explain the details of the Paleo Challenge, how to follow the plan, the benefits of the plan, along with provide tips to make your experience successful.