Swimming training attenuates contractile dysfunction in diabetic rat cardiomyocytes.

Background: Experimental diabetes promotes contractile dysfunction in cardiomyocytes, but the effects of swimming in this disorder are not known.

Objective: To test the effects of a swimming training program (STP) on cardiomyocyte contractile dysfunction in rats with experimental diabetes.

Methods: Wistar rats (age: 30 days; mean body weight: 84.