
PRK (photorefractive keratectomy) is a type of laser surgery used to correct refractive errors such as myopia, hyperopia, and astigmatism. PRK was the first type of laser eye surgery for vision correction. LASIK was introduced after PRK and became more popular than PRK. Read more: How long after PRK does vision improve? Article
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QUESTION
What causes dry eyes? See AnswerRelated Disease Conditions
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What Are Eye Floaters?
Eye floaters are deposits or condensation that form in the eye's vitreous humor. These deposits cast shadows on the retina, and as the eye moves, the deposits shift position, making it appear as though the shadows are moving or floating.
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LASIK: Refractive Surgery for Vision Correction
Second Source article from Government
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What Are the Types of Eye Care?
Many common eye disorders resolve without treatment and some may be managed with over-the-counter (OTC) products. It's important to visit a physician or ophthalmologist is the problem involves the eyeball itself or the condition hasn't improved after 72 hours of use of an OTC eye care product.
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