Blindness can be prevented.
D000059:Accidents; D000293:Adolescent; D000328:Adult; D001265:Athletic Injuries / Q000150:complications; D001766:Blindness / Q000209:etiology / Q000517:prevention & control*; D002170:Canada; D002648:Child; D006266:Health Education; D006801:Humans; D008875:Middle Aged; D009732:Nursing Care; D011314:Preventive Health Services; D014787:Vision Tests