Study the purpose : Is it increase progressively load swim between sport and big mouse serum , sura skin , myocardium ROS , MDA content and SOD , GPX , influence , T-AOC of activation to probe into.

• 研究目的:探讨递增负荷游泳运动对大鼠血清、腓肠肌、心肌ROS、MDA含量变化及SOD、GPX、T-AOC活性变化的影响。