Here's why. Jim White, RDN, is the owner of Jim White Fitness and Nutrition Studios as well as an ACSM-certified personal trainer. Nick Bolton is a NASM-certified personal trainer. Cary Williams ...
She is certified as a Group Fitness Instructor through the American Council on Exercise (ACE) and as a Personal Trainer through the American College of Sports Medicine (ACSM). She is also an ACSM ...