Although the sun also emits UV-C radiation, those rays are absorbed by the ozone layer and don’t damage your eyes.īesides direct sunlight, other sources of ultraviolet light that can cause photokeratitis include: In particular, UV-A and UV-B rays from the sun can cause short- and long-term damage to your eyes and affect your vision. Your eyes can be damaged from ultraviolet rays. Live in higher altitudes (greater exposure to UV rays) or in the sunbelt.Use a sunlamp, tanning bed, or work or spend time in environments in which there is UV light source.Spend a lot of time outdoors in the sun – engaging in activities such as mountain climbing, hiking, skiing, and swimming.You’re at greater risk of getting photokeratitis if you: Who is most at risk for getting photokeratitis? It is more common near the North and South Poles or in mountainous regions where the air is thinner and provides less protection against UV rays. ![]() Snow blindness is a type of photokeratitis that occurs when UV rays are reflected by snow and ice. Exposure to ultraviolet rays can temporarily damage your cornea (the clear portion of your eye in front of your pupil) and the conjunctiva (a clear layer of tissue covering the inside of your eyelid and the whites of your eye). ![]() ![]() Photokeratitis can be compared to a sunburn, except that it affects the corneas of your eyes instead of your skin. Photokeratitis is a painful, temporary eye condition caused by exposure to ultraviolet (UV) rays, most commonly from the sun.
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