1. BIOLOGICAL CHANGES OF STRENGTH AND SPEED IN RUGBY DEPENDING ON TRAINING PROGRAM. Authors: POP SERGIU, CHIHAIA OCTAVIAN.2. WHOLE BODY VIBRATION TRAINING EFFECTS IN RUGBY PLAYERS: A PILOT STUDY. Authors: SZABO PETER, BOROȘ-BALINT IULIANA, CHIHAIA OCTAVIAN, DEAK GRAŢIELA-FLAVIA, CÂMPEANU MELANIA.3. FORCE DEVELOPMENT AND SPEED ACCORDING TO SCHEDULE ANNUAL TRAINING PLAN OF A TEAM PERFORMANCE – RUGBY. Authors: POP SERGIU, CHIHAIA OCTAVIAN.4. EFFECTS OF WHOLE BODY VIBRATION TRAINING ON KNEE EXTENSOR STRENGTH IN RUGBY PLAYERS. Authors: CHIHAIA OCTAVIAN, CÂMPEANU MELANIA, BOROȘ-BALINT IULIANA, DEAK GRAŢIELA-FLAVIA.5. MEASURES TO PREVENT INJURIES IN THE PERFORMANCE RUGBY. Authors: CHIHAIA OCTAVIAN, POP SERGIU.