Pengaruh Latihan Light Sled/Tire Pulls Terhadap Kecepatan Lari Pada Siswa Yan…

The problem in this research is that when walking, the speed of adjusting the feet and feet does not make contact with the ground and the pace and stride length are also slow and not optimal, which causes a lack of speed while running. This type of research is a kind of experimental research to see the effect of the form of exercise. The purpose of this research is to look at the effect of ligh…