Physician reveals 2 diet swaps to combat potentially deadly diseases Dr. Frank Dumont, an internal medicine physician and executive medical director of Virta Health in Colorado, shares how nutrition can be key to warding off disease — even fatal conditions like cancer. NEW You can now listen to Fox News articles! "Drinking your calories" is typically discouraged where weight loss is concerned, as sweeteners in soda, coffees and other beverages are known obesity drivers. A new review by