A Pengaruh Latihan Plyometrics Single Leg Speed Hop Terhadap Hasil Lompat Jau…

Based the results of observations conducted by researchers in the field at extracurricular activities, the researchers found that the problem is still the lack of explosive power (power) limb muscle on extracurricular activities of students who take the long jump. Based on the existing problems, the researchers aim to provide a form of exercise that can increase power and administration Exerci…