Registered dietitians recognize the potential health benefits of blueberries as part of an overall healthy diet. (USHBC) — A new survey of 201 U.S.-based registered dietitians (RDs) revealed that blueberries are their No. 1 recommended fruit. The survey from the U.S. Highbush Blueberry Council (USHBC), in partnership with Today’s Dietitian, found that 86 percent of the surveyed RDs said they recommend blueberries frequently …