MINNEAPOLIS — Nearly 42% of Americans are now nearsighted — up from 25% 50 years ago. And half the world could be squinting by mid-century. So what causes myopia? Good Question. At the Children's ...
Myopia, or nearsightedness, is a common type of refractive error where close objects appear clearly, but objects farther away appear blurred. Although this vision ...
This chapter establishes the significance of myopia by examining prevalence throughout the world and in the United States. It also examines how myopia is defined and measured, which is fundamental to ...
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