Hubungan Daya Ledak Otot Tungkai Terhadap Kecepatan Tendangan Sabit Pada Atle…

The purpose of this research was conducted to find out if there is the effect of horizontal swing exercise towards shoulder and arm muscle power on athletes pplp riau pekanbaru. Type of research used is experiment and using one preetest-posttest design. Population is research in athletes tennis pplp riau pekanbaru is the entire populations of 6 people. While the sample technique used is total s…