Dr. Ken Berry M.D. is a Tennessee-based family physician and author of Lies My Doctor Told Me. In over 20 years of private practice Dr. Berry has gone through a personal physical transformation and has helped change the lives of a countless number of his patients.

Dr. Berry advocates a ketogenic diet he terms, "The Proper Human Diet," as a means of combating obesity, type 2 diabetes, and many other chronic diseases. He brings a unique perspective to his nutritional prescriptions that is informed by science, history, and economics.

Find Dr. Berry at KenDBerryMD on YouTube, @kendberry.md on Instagram and Twitter.