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Download full textBerkowitz, J. H. – Bureau of Education, Department of the Interior, 1920
Competent authorities seem to agree as to the causes of eye strain in school children other than congenital defects. Standard works on diseases of the eye are practically unanimous in declaring that myopia results from the protracted and unhygienic use of the eyes in near work. Most of the factors tending to cause eye strain exist in the schools.…
Descriptors: Educational Environment, Human Body, Physical Fitness, Vision Tests
