Q: At my last visit, my eye doctor told me I have astigmatism. He told me what that means, but I still don’t really understand what it is. Please explain it to me. A: Astigmatism means that the eye’s ...

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Dear Doctor K: At my last visit, my eye doctor told me I have astigmatism. He told me what that means, but I still don’t really understand what it is. Please explain it to me. Dear Reader: Astigmatism ...

Please provide your email address to receive an email when new articles are posted on . The first FDA-approved presbyopia-correcting IOL entered the U.S. market in 1997 when the Allergan Medical ...

Explore the complexities of vision correction for artists, including monovision options and the benefits of light adjustable ...

DEAR MAYO CLINIC: I need to have cataract surgery, but I also have astigmatism. Is it possible to have them both fixed at the same time? If so, what will the recovery be like? In many cases, it is ...

Astigmatism is a common eye condition where the cornea (outermost eye layer) is irregular. The cornea is usually round like a sphere, but people with astigmatism have oval-shaped corneas. This shape ...

—There is no perfect intraocular lens, but matching a patient with the lens that best meets their needs can help reduce postoperative dissatisfaction. Reviewed by Sarju Patel, MD, MPH, MSc, Director ...