Mental toughness and its development among university student-athletes: implications for training interventions. - Santos, Joeven E.; Lualhati, Job Zion D.; Reyes, Gilda Joy D.; Batucan, Hannah Joy S.; Salaguste, Khyrthz Marco C.; Cruz, Lualhati A. Dela; Bernales, Jovi Jane C.; Nava, Sadie Neille A.; Constantino, Jonnah V.; Luzon, Darwin A.; Del Pilar, Eunice Jane E. (Sportis: Scientific Journal of School Sport, Physical Education & Psychomotricity, 2025)