目的　研究睡眠时间等相关因素对近视进展的影响，指导青少年合理用眼，防止近视进展。方法通过书面形式，调查近３年来患近视的 １４８２名中学生。结果　在 １４８２名学生中，近视进展的有 １０５３人，占７１．０５％。在相关因素中，睡眠时间短、连续学习时间长、看电视（游戏机）时间长、看书姿式不正确以及不做眼保健操对近视进展均有显著的影响。结论　长时间缺乏睡眠，持续近距离工作，看书姿式不正确，看电视时间长可以引起睫状肌痉挛并导致近视进展。 Objective To study the effects of sleep time and other related factors on the progression of myopia, to guide young people to use their eyes properly to prevent the progression of myopia. Methods Through a written survey of 1482 middle school students with myopia in the past three years. Results Among the 1482 students, 1053 were myopia, accounting for 71.05%. Among the related factors, short sleep, continuous learning time, watching TV (game console) for a long time, reading posture is not correct and not doing eye exercises on the progression of myopia have a significant impact. Conclusion Lack of sleep for a long time, continuing close work, reading posture is not correct, watch TV for a long time can cause ciliary muscle spasm and lead to myopia progression.