The Mental Toughness (MT) construct is considered an essential component of sports performance, therefore, it is important to examine how programs to develop MT are being offered and applied to athletes. In this sense, the objective of this study was to review the literature in relation to psychological training programs (PST) applied for the development of Mental Toughness in the sport context. The Scielo, PubMed, SportDiscus, BVS, Embase, and Psynet databases were used, considering the Portuguese, English and Spanish languages. The program EndNote® was used to store and organize the material. The inclusion criteria were full papers, with athletes, investigating the psychological training for MT development; the exclusion criteria were: review studies, studies of areas other than sports, and psychological training carried out with injured athletes. The results show 1.858 studies and, f...