Study regarding the Development of Leg Strength in Fifth Grader through Plyometrics

Abstract

The diversity and attractiveness of plyometrics have determined the authors to verify its effectiveness in fifth graders. The working hypothesis was the following: The use of plyometrics to develop leg strength in fifth graders could contribute to an increase in both the values of this motor skill and the self-esteem of the subjects, manifested through the desire to start practicing a professional sport. The study was conducted between October 2018 and April 2019 at the "Silviu Dragomir" High School of Ilia, Hunedoara County. This study employed the following research methods: scientific documentation, observation, the experiment, the statistical-mathematical method, and the graphical representation method. At the end of the study, the hypothesis was validated.