How Does The 3 Week Diet Work? Today we are going to answer the question, How Does The 3 Week Diet Work? To answer that question I am going to give you a little bit of information about the science of weight loss. Also a quick bio about Brian Flatt, the creator of the 3 Week Diet. And how he used his knowledge to come up with this rapid weight loss system. Let me get…"How Does The 3 Week Diet Work? – Let Me Explain!"