Investigating the effects of endurance, resistance and combined training on reproductive hormones and sperm parameters of streptozotocin–nicotinamide diabetic male rats

Purpose Diabetes mellitus type 2 with damaging effects on reproductive hormones and sperm quality parameters can often cause infertility in men. The aim of this study was to evaluate the effects of endurance, resistance and concurrent training on reproductive hormones, sperm parameter in the diabetic type 2 male rats.