To prevent myopia, school supplies are one thing

To prevent myopia, school supplies are one thing

Students myopia, now has been very common, my children in the fourth grade of primary school, their class has a number of students wear glasses, when her best friend wore glasses, she was very jealous, all day long said: "wearing glasses cool, when I can wear glasses?" Wait to the fifth grade, she could not see the words on the blackboard, we took her to the hospital for examination, she also...