Guest guest Posted May 4, 2003 Report Share Posted May 4, 2003 Quoting KD Weber <wvadreamin: > Strong UV radiation from the Sun can cause inflammation of the cornea, > the outer coating of the eyeball, leading to photokeratosis or " snow > blindness " . > > Symptoms of this kind of infection include the reddening of the eyes, a > sensitivity to light, enhanced excretion of tears, the feeling of having > some dirt in one's eye, and pain. > > The trauma appears 3-12 hours after exposure. Thanks to the quick > regeneration of the eye cells, symptoms will normally disappear within a > few days. A long-term exposure to UV radiation however, may cause > permanent damage to the cornea. > > UV radiation also enhances the dimming of the eye's lens, which means > that potential cataracts begin to evolve at earlier ages. A cataract is > a partial or complete opacity of the lens of the eye and the largest > cause of blindness in the world. Part of the UV radiation reaches the > back of the eye, causing cells in the retina to slowly begin to > deteriorate. Damage will in time particularly occur to near vision. > ..... > http://www.doc.mmu.ac.uk/aric/eae/Ozone_Depletion/Older/Eye_Disorders.html > Quote Link to comment Share on other sites More sharing options...
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