KIA Tigers Kim Doyoung player had a hard time suffering from hamstring injuries three times last year. However, he successfully returned through a customized rehabilitation program using MLB equipment in collaboration with the team's training department. Player Kim Doyoung is consistently performing high-intensity exercises, including running training for nearly an hour, while taking the risk of recurrence, and is currently recording 34 home runs and 87 RBIs, showing his best performance.