Astigmatism

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Astigmatism Astigmatism Overview A normally shaped cornea is round and allows passing light to focus on a single point on the retina. But when the curvature of the cornea is…

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Hyperopia

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Hyperopia (Farsightedness) Hyperopia Overview Around 5 to 10 percent of Americans have hyperopia—commonly referred to as farsightedness. Mild hyperopia is the norm for young children, who can usually focus through…

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Presbyopia

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Presbyopia (Loss of near focus) Presbyopia Overview Every living person will eventually experience presbyopia. This condition is often a natural part of aging, as the eye’s ability to adjust its…

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Myopia

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Myopia (Nearsightedness) Myopia Overview About 30% of Americans live with myopia—also known as nearsightedness. This condition interferes with up-close vision but makes far-away objects appear blurry. This condition typically first…

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Cataracts

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Cataracts Cataracts Overview Cataracts are a clouding of the eye’s natural lens that usually appears as blurry vision. However, if left untreated, cataracts will progress, leading to worsening symptoms.The CDC…

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