[Purpose] The purpose of this study is to investigate the effects of an 8-week apparatus Pilates exercise program on various fitness factors, including muscular strength, flexibility, agility, cardiovascular endurance, and muscular function in various joints using isokinetic equipment. The aim is to provide foundational data for the development of an exercise prescription program. [Method] A study was conducted on 30 female college students enrolled at D University, where an 8-week apparatus Pilates exercise program was implemented, and measurements were taken to assess key factors related to physical fitness, as well as muscle function in important areas such as the core and major joints [Result] The intervention of the exercise program resulted in significant positive improvements in muscular strength, flexibility, and resting heart rate, indicating enhancements in various physical fitness factors. Furthermore, there was a significant improvement in muscle function related to hip joint flexion. [Conclusion] The intervention of an 8-week apparatus Pilates exercise program has been confirmed to have a positive effect on improving physical fitness factors and muscle function in the hip joint. Therefore, regular apparatus Pilates exercises are believed to be an effective exercise program for maintaining and enhancing overall physical function.