Cluster-style medicine ball rebounding exercises and their effect on the special strength of the arms and the accuracy of the straight smash in volleyball

Abstract

The aim of the research was to prepare exercises with rebound medical balls using the cluster method and to identify their effect on the special strength of the arms and the accuracy of the straight smash in volleyball. The researcher used the experimental design with one experimental group, on a sample of players from the specialized center for volleyball with a number of (10) players who were chosen intentionally, and the training continued for (8) weeks on (3) training units per week, and after completing the implementation of all units and after processing the data statistically by means of the statistical package SPSS, the researcher reached several conclusions, the most important of which is that continuous training with medical balls according to the cluster method is effective in delivering the volleyball to the corners and gaps in the opponent's court with high strength and speed, and that developing the special strength has led to a positive effect in improving the accuracy of the straight smash in volleyball. She recommended the necessity of using rebound medical ball exercises using the cluster method during training To develop the skills capabilities, similar studies should also be conducted on different age groups.