What is astigmatism and how is it treated?

Vision problems such as nearsightedness and farsightedness are often talked about, but astigmatism is another refractive vision problem that affects many people. These are all problems that occur because the eye does not focus light properly. But what is astigmatism, and how is it treated. What is astigmatism? Astigmatism is a refractive eye error which …

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