تأثير استخدام تدريبات المثيرات الضوئية (Fit Light)‎ على بعض القدرات البدنية و البصرية و المهارات الدفاعية للاعبي الكرة الطائرة

الملخص EN

The research aims to identify "the effect of using light stimuli exercises (Fit Light) in some physical and visual abilities and defensive skills of volleyball players." Selection of the research sample by the intentional method of volleyball players in the Tanta Sports Club and registered in the Egyptian Volleyball Federation Season 2022 – 2023 AD, and their number is (20) players divided into two groups, each group consists of (10) players, and 20) students specializing in volleyball at the Faculty of Physical Education, Tanta University, were selected as an exploratory sample, the most important results indicated the use of light stimuli exercises (Fit Light) leading to the improvement of all special physical abilities (reaction speed, transitional speed, agility, strength characterized by speed (for arms and legs), motor balance, efficiency of the vestibular system, neuromuscular compatibility Accuracy) under research for volleyball players, the use of optical stimuli exercises (Fit Light) lead to improving the level of visual variables (moving vision acuity, visual focus, visual tracking, external awareness, visual depth perception) for volleyball players, the use of optical stimuli exercises (Fit Light) leads to improving the level of skillful performance of defensive skills (the skill of blocking singles from the center (2), the skill of blocking doubles from the center (2), the accuracy of the skill of receiving transmissions from the center (1), the accuracy of the skill of receiving transmissions from the center ( 5), the accuracy of the skill of receiving transmissions from the center (6) of the volleyball players.