Photorefractive keratectomy (PRK) and laser-assisted in situ keratomileusis (LASIK) are both laser surgery techniques used to help improve eyesight. PRK has been around longer, but both are still ...
PRK may be suitable for people who have thin corneas and difficulty seeing. It has a longer recovery period than LASIK. Talking with an eye care professional can help determine which surgery is right ...
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