Even those lucky enough to have perfect vision for their first 40 years will almost inevitably develop presbyopia (from the Greek for "aging eye"), a loss of elasticity in the lens that makes it difficult to focus on close objects, like a magazine. But it may be possible to avoid reading glasses now that the FDA has approved ViewPoint CK (conductive keratoplasty) as a treatment.
CK uses radio waves to tighten small areas of collagen, creating a constrictive band, like a belt, that increases the curvature of the cornea and brings near vision back into focus. But CK won't be...
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