This paper selects 7 times comprehensive test data of Liaoning youth basketball athletes before National Games to inspect biochemical indicators. Result shows that,during the whole preparation forNational Games,HB and T has a significant reduction(p<0.05)after several training weeks,but it gradually rose to the highest level in a week before the game by scientific regulation;there is no significant difference of BU among teams(p>0.05);CK has a great difference,however,it is back to adjust the state in a week before the game. Conclusion:it has strong pertinence and scientific for the integrated using of biochemical indicators of HB,BU,T,CK to evaluate body function level of Liaoning youth basketball athletes,and provides powerful security for Liaoning youth basketball athletes winning the game by monitoring in science and system.

By using the methods of documents, expert interviewer, questionnaire survey, observation and data analysis, 46 athletes of Liaoning province Greco-roman wrestling team sports injury investigation and analysis, from the wrestlers injury prone areas, common causes damage and damage athlete injury is discussed the impact on the level of training, and puts forward prevention and reduction of wrestling athletes sports injury loss advice, to reduce and prevent the Greco-roman wrestling athletes provides some references for the sports injury.

The objective:In 15professional canoeing athletes as the object of study,given the same grape seed extract intervention,looking at the antioxidant ability and the differences of sports ability in canoe athletes both man and woman in and after the experiment,in order to take different sports supplements of gender-specific athletes,making sports nutrition more targeted.Method:Before the experiment,early in the morning collected finger blood without eating food.After starting the experiment,athletes took two capsules of grape seed extract 30minutes after breakfast daily,continuous administration of intervention to the end of the experiment.In twenty-second days before intervention,during intervention and intervention forty-third days early in the morning collected finger blood without eating food.In the experimental intervention period,recording training diary and observing the change of 8km run.Results:The twenty-second day of experiment,female athletes' MDA decreased significantly higher than male athletes(P<0.05).After forty-third days,the female athletes' SOD were significantly higher than those in male athletes(P <0.05).After the twenty-second day intervention,the male athletes reduced by 49seconds in 8km cross-country run and female athletes reduced by 1minutes and 20seconds in the same event.The female athletes' 8km crosscountry run is significantly higher than that in male(P<0.05).Conclusion:Grape seed extract can effectively improve the total antioxidative ability and athletic ability of female athlete,also it can reduce oxidative stress,lipid peroxidation induced by exercise.

对体育游戏在摔跤训练中的作用进行研究,旨在为提高摔跤运动员的训练水平提供参考。