Lesmana, H.S., Padli, P., Pati Broto, E., Suganda, M.A. and Sinulingga, A.R. 2026. Adaptation of Aerobic Capacity followed by Adaptation of Perceived Exertion after 6-Week High-Intensity Interval Training . Indonesian Journal of Physical Education and Sport Science. 6, 1 (Feb. 2026), 1-12. DOI:https://doi.org/10.52188/ijpess.v6i1.1955.