Hubungan Daya Tahan Otot Lengan Dan Bahu Dengan Hasil 50 Meter Renang Gaya Pu…

Based on observation at Belibis swimming club Pekanbaru, the athletes’ ability of backstroke swimming is not optimalyed, as seen when they do backstroke swimming, a lot of athletes did’nt complete time target, because arm muscle fatigue. The aim of this study was to find out correlation of the endurance of arm muscles and shoulders with the result of 50 meters backstroke at Belibis club swi…