The Relationship Between Knowledge Levels about Osteoporosis and Physical Activity in Adolescents as an Early Prevention Effort. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, [S. l.], v. 18, n. 1, p. 1129–1139, 2026. DOI: 10.26858/cjpko.v18i1.493. Disponível em: https://competitor.idjournal.eu/index.php/competitor/article/view/493. Acesso em: 17 feb. 2026.