The World Health Organization estimates that 80% of<unk> sual loss is either preventable or curable with treatment. This includes cataracts, onchocerciasis, trachoma, glaucoma, diabetic retinopathy, uncorrected refractive errors, and some cases of childhood blindness. The Center for Disease Control and Prevention estimates that half of blindness in the United States is preventable.
Visual impairment
Dyslexia
Vision disorder
Sexual dysfunction
Cognitive disorder
Cognitive deficit
Cortical blindness
Color blindness