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'Research out of Otago and Oxford Universities in New Zealand indicates that having LASIK surgery can lead to permanent problems with vision over the long term.
More specifically, it appears that having laser surgery for near-sightedness (myopia) may lead to excessive glare, haze, and blurred vision as people enter their 7th and 8th decades of life.
What follows is a simplified explanation of why researchers have come to this conclusion:
During LASIK surgery for near-sightedness, the tissues of the eye are cut and vaporized to flatten the central region of the cornea.
The potential problem with flattening the cornea is abnormal movement of the cells of the cornea.'
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