“Prevalence and Risk Factors of Physical Fitness Disorders in Adolescents: A Literature Review”. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga 18, no. 1 (May 1, 2026): 0319–0331. Accessed May 25, 2026. https://competitor.idjournal.eu/index.php/competitor/article/view/518.