Hubungan Kekuatan Otot Lengan Dan Bahu Dengan Kemampuan Servis Bawah Bola Vol…

The problem in this research is under service volleyball male students class V SDN 003 Pulau Padang District of Singingi not in good category either. This problem is suspected because of the muscle strength arm and shoulder possessed by the students. The purpose of this study was to prove the corealation muscle strength of arms and shoulders with the ability to under serve volleyball. The metho…