Dawid Szczepański; Anna Gwizdek; Sebastian Konecki; Grzegorz Jałoszyński; Marcin Patryk Barbachowski; Oliwia Marciniak; Maria Kurt; Natalia Bylak; Bruno Makowski; Norbert Gromadzki. THE EFFICACY OF TRAINING INTENSITY DISTRIBUTION MODELS (POLARIZED, PYRAMIDAL, AND THRESHOLD) IN DEVELOPING AEROBIC CAPACITY IN AMATEUR RUNNERS: A SYSTEMATIC REVIEW. IJITSS 2026, 2 (1(49). https://doi.org/10.31435/ijitss.1(49).2026.5237.