Objective: to explore the right ventricular proteomic' s different expression and regularity under the medium intensity exercise stress and to preliminary screen out the target proteins that related to exercise health. Method: Twen- ty N)male rats were randomly divided into the control group and the exercise group, then the exercise gronp were trained on treadmill by copying the medium intensity exercise experimental animal models that workloal increasing to 24 meters per minute, and then extracted the whole proteins from the right ventricu...