Nutrition can be the key to warding off disease — even fatal conditions like cancer.That's according to medical doctors like Dr. Frank Dumont, an internal medicine physician and executive medical director of Virta Health, a Colorado-based group that tackles metabolic health through diet.In an on-camera interview with Fox News Digital, Dumont shared that Americans have experienced an increase in obesity, diabetes, autoimmune diseases and cancers in the last several decades, which "probably has a lot to do with our lifestyle."WANT BETTER HEART HEALTH? START BY TACKLING YOUR WEAKEST LINK, CARDIAC SURGEON SAYS"We know food is a big part of that






























