Medical doctors—MDs and DOs—are good people. They are highly trained, intelligent, and essential. Their expertise shines in acute care : trauma, infections, emergency medicine, surgery, and pharmaceuticals. When your life is on the line, they are exactly who you want. But where the system begins to fall short is in chronic disease . Most medical doctors receive little to no training  in the areas that drive long-term health: Less than 20 hours in nutrition and functional medi