CHRUŚCIŃSKA, Agnieszka; SMOLEŃSKA, Olga; MUSZKIETA, Radosław; HAGNER-DERENGOWSKA, Magdalena; MICHALSKA, Anna. Age-Related Differences in Motivations and Barriers to Physical Activity: A Cross- Sectional Analysis Across the Lifespan. Journal of Education, Health and Sport, [S. l.], v. 91, p. 71870, 2026. DOI: 10.12775/JEHS.2026.91.70870. Disponível em: https://apcz.umk.pl/JEHS/article/view/71870. Acesso em: 10 jun. 2026.