Study On The Correlation Between Physical Activity Level, Sedentary Behavior And Depressive Symptoms Of Rural Junior High School Students In Ziyang County

Low levels of physical activity and prolonged sedentary behavior can lead to a series of adverse health effects in adolescents,but domestic research on the relationship between physical activity,sedentary behavior and psychology of adolescents is less mature than abroad.The purpose of this paper is to understand the current situation of the three levels of physical activity,sedentary behavior and depressive symptoms of rural junior high school students,and then to correlate the level of physical activity with depressive symptoms,as well as sedentary behavior and depressive symptoms.Analysis to explore the relationship between physical activity levels and sedentary behavior and depressive symptoms.This paper takes rural junior high school students from Ziyang County of Ankang City as the survey object,and investigates the status of physical activity,sedentary behavior and depressive symptoms of junior high school students in the region through literature,questionnaires,mathematical statistics and other methods.SPSS IBM 22.0 statistical software to analyze the correlation between physical activity levels,sedentary behavior,depressive symptoms,and the level of physical activity and sedentary behavior and depressive symptoms in the region.The results show that 52%of junior high school students in rural areas of Ziyang County are in low physical activity level,42%of students are in medium physical activity level,and only about 7%of high physical activity level;in sedentary behavior,students in the area The average sedentary time of the week is about 7.9h/d.After sedentary behavior,the average sedentary time of video,learning,transportation,social,musical instruments and other categories are:1.14h/d,5.76h/d,0.12h./d,0.90h/d,0.02h/d;the detection rate of depression in students in this area was 17%.After comparing and analyzing the data,the following conclusions are drawn:(1)The level of physical activity of rural junior middle school students in the region is generally low,the average level is in a medium state,and the level of physical activity is statistically significant in terms of gender,age and grade.In addition,students participate in sports programs are relatively simple,the number of extracurricular sports is less,but the positive level of physical education is more positive.(2)The sedentary behavior of students is mainly based on learning.Different types of sedentary time are different in different periods of the week and weekend,and the sedentary time is related to the grade of the students.(3)Depression symptoms of students are related to physical activity level and sedentary time.Students with high physical activity level and active physical education class have lower detection rate of depressive symptoms;longer sedentary time and more sedentary behaviors of video screens Students,the higher the detection rate of depressive symptoms.In response to the research results of this paper,the following suggestions are proposed:(1)Improve the level of physical activity of students in the region.(2)Reduce sedentary time and control sedentary behavior of video screens.(3)Pay attention to students' mental health,and increase the level of physical activity and reduce the time of video screen as a means of prevention and intervention of unhealthy psychology to promote students' mental health.