 The results of this study showed that out of the 14 fencing athletes who participated in the East Java Regional Training Center, only one athlete, 7.1%, had a knee injury. The athlete who had injured was a senior overweight female with a history of knee injury, average VO2 max, normal knee range of motion and alignment, and did one to two times leg strengthening exercises every week. This article was authored by Farah Yusrania, the Mainthitinda, Dwokora November Yutimo, and others.