Physiological Responses to KN95 Masks Use After Moderate-Intensity Activity (5-Minute Recovery): A Randomized Controlled Trial
Machrumnizar Machrumnizar, Rulliana Agustin & Nurul Amalia · International Journal of TROPICAL DISEASE & Health · 2026
Aims: To evaluate the cardiopulmonary effects of wearing KN95 respirators compared with a standard surgical mask during moderate-intensity outdoor cycling, and to explore potential sex-based differences in physiological responses. Study Design: This was a randomized parallel-grou...