Additional text David Perlmutter, MD and author, #1 New York Times bestseller, Grain Brain: The Surprising Truth About Wheat, Carbs, and Sugar – The Silent Killers of Your Brain: "Almost every aspect of health and vitality is influenced by the collection of microbes that live within us. The Good Gut gives readers the opportunity to apply this advanced science in a practical, user-friendly way." Mark Hyman, MD, Director of the Cleveland Clinic Center for Functional Medicine and author, #1 New York Times bestseller, The Blood Sugar Solution: "We are facing a mass murder that threatens the lives of billions of people worldwide. It is the killing and damaging of our own inner garden, our gut bacteria, through our processed foods, antibiotics, acid blockers, and other gut-destroying medications. The Good Gut connects the dots between the health of our gut for the first time...