what is a cataract?
-lens opacity that distorts the image projected on the retina, becomes denser with age as it looses water
-caused by age-related, traumatic, toxic, diseases (diabetes, hypoparathyroidism, down syndrome, chronic sunlight exposure), and chronic ( glaucoma, retinal detachment)
-reduce risk by wearing sun glasses or eye protection during sports that promote risk
-blurred vision and decreased color perception, no pain or eye redness, gradual loss of vision
-sx only cure