Comparative Analysis On The Physical Health Of Middle School Students In Yancheng City

This research to understand the physical health of yancheng city middle school students and yancheng city middle school student physical health standard "the implementation of the effect,this paper randomly selected five primary schools in yancheng city in the age of 13 to16 middle school students' physical health data as the research object,using the sampling survey method,literature method,interview method,mathematical statistics and other research methods,with test data to carry on the comprehensive analysis,evaluation of yancheng city middle school students' physical health development present situation.Results show that:(1)in terms of body shape,yancheng middle school students are overweight and obese is overmuch,boys of overweight and obesity rates higher than the girls and boys,city girl lean rate is higher than other students.(2)in terms of body function,the ratio of the heart rate of urban students to the normal value is larger than that of the rural students,and the proportion of rural students is lower than normal.The average lung capacity of middle school students in yancheng decreased,and the rate of lung capacity of girls in urban areas was higher than that of rural girls.(3)in terms of physical quality,the upper extremity strength of rural students decreases and their advantages are weakened.The upper limb strength of urban students rose,but was lower than that of rural students.The speed and sensitivity of urban students and rural students are not so different.Boys speed,sensitive quality is better than girls;The average grade of middle school students has decreased,and city students have a higher rate than rural students.In rural students,the average level of explosive power of lower limbs was higher than that of urban students.There is a big difference between the abs endurance level and the rural female students in the city.The average grade of the urban girls' sit-ups is on the rise,but lower than that of the country girls.The girls' sit-ups did not increase,and the abdominal muscles decreased.There is a significant difference in students' endurance quality in yancheng city.The flexibility of girls is better than that of boys,and the flexibility of urban students is not the same as that of rural students.