Research On Physical Fitness Condition Of Students In Jilin University And Analysis Of Correlated Factors

The development of society is based on people, the composite quality of people decide the development of society. The 21st century is a period that the economic is developing fast, science and technology change for the better day by day, the people's living standards raise more and more , national health directly affect a country's comprehensive national strength, and the enhancement of national health is the social progress and power source for country's economic development.With the expansion of enrollment of students in colleges and universities, more and more young people access to higher education. For the college students who are in the growth and develop stage, the development of the undergraduate stage and the efficacy of each organ system will affect their physical conditions with an important impact. At the same time, college students in the national youth population have a very important position; the physique of this group will affect the youth groups and even the national health mostly. So the physical form for college students, a comprehensive physiological functions, multiple surveys and studies are great important to enhance the adaptability of their day-to-day work and life to engage in ,and to improve the student body quality with a purpose.The introduction of "Physical fitness" theory is only before a dozen years, and its concept is innovative in the new sports field. Physical fitness test results of the study can be widely used in sports training and fitness activities with a certain degree of social value. At present, using the physical fitness level of college students to measure the health status of students in study is still relatively rare, this article is aimed at through testing the university students' physical fitness, understanding, monitoring the characteristics of university students physical fitness and their health status, to make an objective assessment of physical activity for students with a scientific guidance.In this paper, using the undergraduate students of Jilin University as test object, the total valid data number was 1092, carrying out the physical fitness test in six indicators of health-related. Combinating the experimental measurement, mathe- matical statistics, literature and other research methods, evaluate and analyze the Jilin University students level of physical fitness. The results of test indicate that, Arranging the health-related physical fitness indicators of the rate of excellent and good, lined the boys'indicators up by high to low: muscle strength, 89.97%;muscle endurance, 69.04%;body fat percentage, 54.85%;step test, 53.11%;pulmonary capacity, 44.12%;flexible quality, 29.91%.Arrange the health-related physical fitness indicators of the rate of excellent and good, lined the girls'indicators up by high to low: muscle strength, 93%;step test, 74.51%;muscle endurance, 71.4%;pulmonary capacity, 57.98%;flexible quality, 57.14%;body fat percentage, 45.33%.Compared to boys and girls'physical fitness level, overall girls' indicators of the rate of excellent and good was better than boys only excepted the body fat percentage.Health-related physical fitness indicators of the national group of students compared to the same age, Jilin University of respiratory function of the overall student below the national level, muscle power fitness, muscular endurance fitness were significantly higher than the national level, body fat content was significantly higher than the national average, physical fitness, flexibility was significantly lower than the national average for boys and girls was higher than the national level.Through the test results, statistical cardiopulmonary function and health-related physical fitness of the correlation coefficient between the elements, the students of cardiopulmonary function and health-related physical fitness are closely related, and the correlation is very significant. Which the cardiovascular system and muscle fitness, body's composition is related significantly; pulmonary ventilation function is significantly related to the muscular fitness and the degree of body composition.