Take whatever you thought you knew about nutrition and throw it out the window.  In 2010, Dr. John Tanner had a heart attack and almost died. Before his heart attack, John thought he was healthy and his doctors thought he was healthy, but waking up in a hospital one day changed everything. John came to some very important conclusions that can save your life. John’s perspective and approach definitely go against the grain of conventional wisdom. In fact, what John has to say might even upset you.