Viktoria Kretschmer; Magdalena Baranowska; Zuzanna Dynowska; Dominik Poszwa; Daniel Markowski; Patryk Kondracki; Wiktor Daniszewski; Ewa Sobolewska; Jakub Rodziewicz. PHYSICAL ACTIVITY AND IMMUNE FUNCTION: IMPLICATIONS FOR RESPIRATORY INFECTIONS AND VACCINE IMMUNOGENICITY – A NARRATIVE REVIEW. IJITSS 2026, 3 (1(49). https://doi.org/10.31435/ijitss.1(49).2026.5152.