فهرس المقالات rahim shirazinejad المقاله 1 - The Relationship between Physical Fitness and Cardiac Waves in Volleyball Referees 10.61882/jspac.50856.5.16.62 Saeedeh Zabihi Rahim Shirazinejad Ahmad Torkfar Seyed Ali Hosseini Mehrzad Moghadasi Journal of Sports Physiology and Athletic Conditioning , العدد 16 , السنة 5 , بهار 2025 المقاله 2 - Physical activity improves self-confidence in older adults by strengthening social communication Mohadeseh Basiji Rahim Shirazinejad Ahmad Torkfar Journal of Sports Physiology and Athletic Conditioning , العدد 19 , السنة 6 , زمستان 2026