Pengaruh Latihan Depth Jump Terhadap Power Otot Tungkai Saat Melakukan Spike …

The problem of this research is the lack of leg muscles power of male volleyball team in physical education department. Because there is lack of power leg muscles when doing spike in volleyball. It can be seen on how slow the force from the leg right before jumping, that when the player hit the ball up in the air, it can be reached or blocked by the opponent easily. Moreover, many balls stuck i…