At Cambridge Fitness Apex, exercise how you want, when you want. Whether you choose to explore on your own, work one-on-one with a personal trainer, or take part in a group fitness class, you'll find a fun, supportive, and active community ready to support your goals. It all starts with a complimentary orientation to learn how to reach your goals. Cambridge Fitness is a 35+ wellness center located at Cambridge Village of Apex , an Optimal Living® Community.