Comparative Analysis Of Physical Health Of Primary And Secondary School Students Of Li And Han In Hainan

With the establishment and development of the Hainan international tourism island,the trend of population and ethnic diversity in Hainan has become increasingly apparent.To study the physical health status and influencing factors of the Li and Han in Hainan can provide a theoretical and practical basis for the government's education and sports department to formulate a feasible education and sports system and strengthen the effects of multi-ethnic students' physical education and exercise in school period.In this paper,methods of literature,interviews,questionnaire,mathematical statistics,and logical analysis are used to analyze the body shape,body function,and physical quality of Li and Han primary and middle school students.The main conclusions include:(1)in term of body shape,In the 5th grade and above,the height of Han boys is significantly higher than that of Li boys.In the 5-6 grade range,the height of Li girls is significantly higher than that of Han girls.In the 9th grade and above,the height of Han girls is significantly higher than that of Li girls.In the 4th grade and above,the body weight of Han boys is significantly higher than the Li boys.The body weight of Han girls is significantly higher than the Li girls.(2)in term of body function,In the 4-9 grade range,the Li 's vital capacity is significantly higher than that of Han boys.In the5-6 grade range,the female Li of the Li is significantly higher than the Han female.(3)in term of physical quality,in the 4-8 grade range,the speed quality of Li boys is significantly higher than that of Han boys.In the 9-10 grade range,the Li girls' speed quality is significantly higher than that of the Han.In the 7th grade or higher range,the Li boys' flexibility is significantly better than the Han boys.In the 9-12 grade range,the Li girls' flexibility is significantly better than that of the Han girls.In the 7-10 grade range,the Li boys' strength is significantly better than the Han boys'.In the 7-8 grade range,the Li girls' strength is significantly better than the Han girls'.In the 7-10 grade range,the endurance of Li boys is significantly better than that of the Han boys'.In the 7-9 grade range,Li's female students' endurance quality is significantly better than Han female students'.(4)There is no significant difference in school sports work between Li and Han.It is proved that the difference of body shape,body function and physical quality is attributed to family and societal factors as living environment,way of travel.Suggestions:(1)Strengthen home-school collaboration on the basis of economic development and benefiting the people.(2)Improve the sense of identity of physical education teachers and strengthen the construction of sports facilities in schools.(3)School physical education should be managed rationally.(4)Strengthen the implementation of policies,establish a system of rewards and penalties and teacher performance evaluation.(5)Optimize the diet and lifestyle of students in the Han area.(6)Strengthen the balanced nutrition of students in the Li area.