TUESDAY, Nov. 3, 2020 (HealthDay News) — On any given day, 17.1 percent of U.S. adults aged 20 years and older were on a special diet in 2015 to 2018, according to a November data brief published by the U.S. Centers for Disease Control and Prevention National Center for Health Statistics. Bryan Stierman, M.D., M.P.H.,...