Pengaruh Latihan One Leg Weight Calf Raise On A Step Terhadap Kekuatan Otot T…

The case in the research , kind of this research is experimental research kind. That the strength of leg muscle of smp 25 volleyball team pekanbaru is still adverse. It seen from training that done in the game, when player does a smash.the jump is still adverse. The purpose of this research is to see the effect of one leg body weight calf raise on a step training toward the strength of leg mu…