“The Relationship between Physical Fitness Level and Pulse Rate, and Blood Pressure in 8th Grade Students of MTS Nurul Ulum Welahan” (2025) COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, 17(2), pp. 1743–1753. Available at: https://competitor.idjournal.eu/index.php/competitor/article/view/254 (Accessed: 19 March 2026).