The Effect of Rehabilitation Using Different Levels of Resistance Bands and Variations in Contraction Type on Strengthening the Spiral Line Muscles and Reducing Non-Slipped Lower Back Pain in Men Aged 40–45 Years. Journal of the College of Basic Education, [S. l.], v. 31, n. 132, p. 784–797, 2025. DOI: 10.35950/cbej.v31i132.13721. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/13721.. Acesso em: 4 jun. 2026.