Doing some push-ups and sit-ups at ordinary times is beneficial to the enhancement of male muscle stretching function and can promote blood circulation of the whole body and organs. Doing squats, practicing 5 groups every day, each group is about 20, which is beneficial to the combination of anaerobic and aerobic, promoting the intake of oxygen by kidneys and blood vessels, and increasing the contraction and stretching of male lower body muscles. These actions are good for the kidneys.