采用问卷调查法,对我校学生上网时间和运动时间进行调查,采用测验法对接受调查问卷的学生进行立定跳远、1000米跑、实心球三项体育成绩的测验。对调查及测验的结果,针对学生上网、运动时间及其身体素质三者间的关系进行了研究。研究表明,学生上网时间过长,则其运动时间过少,身体素质越差,其中对下肢速度力量影响最大。 A questionnaire survey was conducted to investigate the online time and exercise time of students in our school. Quizzes were used to test students’ achievement of long jump, 1000-meter run and solid ball in the questionnaire. On the survey and test results, for the students online, exercise time and the relationship between their physical fitness were studied. Research shows that students spend too much time online, then their exercise time is too small, the worse the physical quality, of which the greatest impact on the lower extremity speed force.