KLK3 and posterior cortical atrophy: Moreover, a recent retrospective report also showed that men with PCa exhibited increased prostate-specific antigen (PSA) progression-free survival and radiological progression-free survival in those with higher lean mass (P=0.03 and P<0.001, respectively) (10), providing a strong case for PCa patients to engage in exercise, especially of an anabolic nature to enhance or preserve lean mass.