Mental Toughness : What is it and How to Build it doi: 10.4025/reveducfis.v24i1.17523. Journal of Physical Education (Maringá), [S. l.], v. 24, n. 1, p. 1–10, 2013. Disponível em: https://periodicos.uem.br/ojs/index.php/RevEducFis/article/view/17523. Acesso em: 5 jun. 2026.