Sleep time and homework hours/daily are associated with reduced visual acuity among school students aged 9-18 in Shenyang in 2016.

Hezuo Liu Shi RenQi SunYinglong BaiLingling ZhaiWei WeiLihong Jia

Published in: European journal of ophthalmology (2021)

Sleep time <8 h and homework time ⩾1 h may be associated with reduced visual acuity among students in Shenyang. Therefore, it is benefit for student to get enough sleep and decreasing studying time in order to prevent and reduce poor vision.

Keyphrases

physical activity
sleep quality
high school
depressive symptoms