Hubungan Kekuatan Otot Lengan Bahu Dan Kelentukan Otot Punggung Terhadap Kema…

This study aims to determine whether there is a relationship between shoulder arm muscle strength and back muscle flexibility on javelin throwing ability in PPLP athletes Putra Dispora Riau. The sample from this study were 6 javelin throwing athletes. The sampling technique was taken (total sampling) or full sampling technique in PPLP Putra Dispora Riau javelin throwing athletes, amounting to 6…