D1 Training officially opened Jan. 6 at 4906 Colleyville Blvd., Ste. 214, Colleyville. The sports training center helps scholastic and adult athletes improve their skills. D1 Training also offers targeted workouts and a proprietary training program designed for Division 1 college athletes, including warmups, sports performance, strength training, core conditioning and a cool-down period, according to its website. 817-755-1172. www.d1training.com/colleyville