A Study On The Influence Of Special Physical Fitness Of Shanghai Junior Tennis Players On Sports Performance

In the athletic competition of high-level tennis players,especially in the final stage of the competition,the physical quality of the athletes and the speed of the recovery of physical quality to a certain extent determine the outcome of the competition.In the course of tennis competition,athletes are not only in the technology and tactics of tennis,but more important than physical and psychological qualities.Good physical fitness is the prerequisite to improve the performance of tennis.Only with good physical ability can Fierce competition full play to their own technical level.Tennis players to improve strength,speed,endurance,coordination and other qualities,sports performance will play a positive role.Mainly in the following aspects:First,it is conducive to master advanced and complex technical action and improve the athlete's competitive level;Second,is conducive to withstand heavy-duty training and high intensity competition;third,is conducive to training and competition Maintain a stable,good state of mind.Fourth,help to prevent injuries and prolong exercise life of athletes.In this paper,we use the methods of documentation,measurement,comparative analysis and mathematical statistics to test the special physical fitness of Shanghai young tennis players,and analyze,research and summarize the correlation between the special physical fitness and sports performance.The results show:(1)In physical fitness,the top eight athletes in the women's A and the male B athletes' physical fitness qualifications were significantly different from the non-top eight athletes.Among the other groups,There is no obvious difference.(2)Among the physical strength qualities,only the top eight athletes and the non-top eight athletes in the male C and female C groups are not significantly different in physical strength quality.In the other groups There are large or huge obvious differences.(3)In body sensitivities,the top eight athletes in the male A,B,C group match scores are different from the non-top eight athletes in their sensitive qualities.In female A,B,The difference in group C is not obvious.(4)Among the physical speed qualities,only the top eight athletes in the female A group have significant differences in physical speed and quality among the athletes who are not in the top eight athletes.In the other groups,the difference Not obvious.(5)Among the physical endurance qualities,the difference between the top eight athletes and the non-top eight athletes in female A and C groups is not significant in physical endurance qualities.In the other groups There are big or huge differences(6)In the 16-18 age group A tennis players competition results and all aspects of differences in physical fitness scores,in the 16-18 age group A tennis competition results for the top eight athletes in the physical fitness of the flexibility Better than the other top eight athletes.The top eight male athletes in the 16-18 age group showed better strength and lower extremity power and coordination than the other top eight male athletes and had a stamina in the top eight men's sports Far better than the other non-top eight male athletes;in the 16-18 year-old group competition results for the top eight female athletes have the flexibility,strength and speed than the other non-top eight female athletes.(7)In the 13-15 year-old group B tennis player competition results and all aspects of differences in physical fitness scores,13-15 age group tennis competition results for the top eight athletes in all aspects of physical fitness Better than the other top eight athletes.Male athletes in the 13-15 age group are almost the same speed,but in the strength,lower limb explosive,coordination,flexibility and endurance are very different;in the 13-15 year old female athlete in strength and endurance There are obvious differences.(8)In the age group of 11-12 years old,the top eight athletes and the non-top eight athletes have less difference in all aspects of physical fitness.Only the male athletes are different in explosive and coordination of endurance and endurance,Athletes in all aspects of physical fitness and not much differenceTherefore,in addition to physical factors,the individual's specific physical fitness level and the athlete's competition have a certain relationship,a better physical fitness contribute to the improvement of athletic performance.