The present study aimed at investigating the physical security dimensions affecting the security of volleyball stadiums in Iran. The study employed a descriptive-exploratory research method conducted on 115 managers and officials in volleyball stadiums, presidents and experts of Provincial Volleyball Boards as well as experts in the field of sports facilities and events as wel...

Focused attention enhances processing of some aspects of the world at the expense of unattended items. Although focused attention has been studied for decades, few studies have measured individual and group differences in how people distribute attention. In three studies, we explored differences in the breadth and distribution of attention as a function of athletic expertise. Study 1 found 25% ...

The article examines the content of education purposefulness students higher in process sectional classes. Scientific research devoted to aspects solving problems raising moral and volitional qualities pupils classes physical culture is highlighted. It revealed how main concepts researched category are interpreted scientific literature, namely, what "will", "individual purposefulness", "educati...

Most of physiological investigation in volleyball studies only discussed which body part is dominant when someone doing spike. There are still few to explore more detail on what muscle works and roles so crucial. This study aims determine the has a specific effect during spike movements. uses quantitative descriptive method, participants this were female male adolescent athletes obtained 42 par...

The research aims to: 1. Investigating the effect of using fixed and variable training methods in developing some basic volleyball skills. 2. Comparing skills post test. researcher used experimental approach to its suitability nature research, sample consisted (16) students, after students they were expelled from performance tests, thus, was divided into two groups equal number by (8) for each ...

In the present study, differences in visuospatial attention lateralization were evaluated in athletes engaged in open-compared to closed-skill sports and sedentary nonathletes. 23 volleyball players (open skill; Italian national level and regional level), 10 rowers (closed skill, Italian national level), and 23 sedentary participants responded to a computerized line-length judgment task. Five l...

The purpose of this research project was to evaluate the methodology of an iso-inertial force-velocity assessment utilizing a range of loads and a group of high-performance athletes. A total of 26 subjects (19.8 +/- 2.6 years, 196.3 +/- 9.6 cm, 88.6 +/- 8.9 kg) participated in this study. Interday reliability of various force-time measures obtained during the performance of countermovement jump...