"As a pediatrician, Katrina Ubell, MD, always struggled with her weight--she was either 40 pounds overweight, or struggling to lose that weight. Although she'd regularly counsel parents on the importance of keeping their kids healthy and fostering good eating habits, Dr. Ubell, as a busy professional, was never able to do the same for herself. Like everyone else, she tried many different diets and programs, but would always regain the weight. In 2015,...