F45 Training is Belleville's premier group fitness facility. We offer a 45-minute HIIT workout that will challenge both newcomers and long-time fitness advocates alike. The F stands for functional training, a mix of cardio and strength workouts geared towards everyday movement. 45 is the total amount of time for sweat-dripping and heart-pumping fun. With thousands of exercises in our database and a nearly infinite amount of combinations, members will almost never take the same class twice. F45 Training is here to bring you the world's most innovative workout. Team Training, Life Changing!