Ndayisenga, J. and Nzohabonimana, L. 2026. The effects of high-intensity interval training on lower-limb strength, VO₂max, vertical jump performance, and heart rate in college athletes. Journal of Coaching and Sports Science. 5, 2 (Jun. 2026), 139–150. DOI:https://doi.org/10.58524/jcss.v5i2.1386.