Comparative Analysis of Physical Fitness of Students Aged 7～18 in Guangxi Zhuang, Yao and Han Nationality from 1985 to 2010

Objective:To understand the physical fitness of the students aged 7 to 18 with the nationality of Yao,Zhuang and Han nationality of Guangxi,obtain the growth and development characteristics and rules,discuss the measures and methods to improve and better the health of the student.Method:By applying the literature review and mathematical statistics method to do the t test and comparison analysis of the relevant data.Results:Height and weight of the student with the nationality of Yao,Zhuang and Han basically keep growing,the height and weight of male and female students of Han nationality was generally higher than Yao and Zhuang nationality,the chest circumference of male and female students with Yao nationality has negative growth and some of the chest circumferences of students with Han nationality of increase and some decreases.The chest circumference of male and female students of Han nationality was more than Yao nationality,students of Zhuang nationality was poor.The grade of 50m of male students of Yao and Han nationality tended to stability and advance,male students of Yao nationality was generally better than Han nationality,male students of Zhuang nationality was poor,female students of Han nationality has some increased and decreased,female students of Yao nationality was generally decreased,female students of Zhuang nationality was most obviously declined.The standing broad jump of male and female students(except 15-year-old) of Han nationality was positive growth,it was negative growth for Yao's and Zhuang's,but it was a little better than Yao's.The sit-ups of the with the nationality of Zhuang and Han kept growth,female students of Han nationality was generally higher than Zhuang nationality,Yao nationality has some increased and decreased;The slant-up of the students with the nationality of Yao and Han keeps growth,the arm flexors of male students,Yao was better than Han Nationality,it was relatively weak of Zhuang nationality.The endurance of all of them has obviously declined,the endurance of male and female students of Zhuang nationality was declined more serious,it was the second of Han nationality,and it was the third of Yao nationality.The vital capacity of male and female students of Han nationality rises and falls,the vital capacity of male and female students was generally less than Yao nationality.Conclusion:The physical fitness development of the student with the nationality of Yao,Zhuang and Han of Guangxi is different from each other,and the development of their physical quality is not balanced,endurance continued to show a downward trend,the speed has picked signs,the vital capacity overall was dropped trend.