With the lack of research on women's fastpitch softball, the current study aimed to identify if a lower body and core medicine ball training program caused an increase in bat swing velocities in division II fastpitch softball players. After University IRB approval, 16 division II female fastpitch softball players (age: 20.7 ± 1.19 years; height: 165.76 ± 6.68cm; weight: 146.50 ± 24.09lbs) volunteered to participate in this study. Training compliance...