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Is LASIK or laser for vision correction safe?

The rate of success in LASIK is unprecedented as a surgical procedure. In the right hands, with a properly selected patient, and using the best equipment…LASIK is extremely safe and highly effective as has been shown in hundreds of peer-reviewed studies across the...

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Are cones and rods in the eye actually hair?

No. But there are indeed many connections between the eye and our hair & fingernails. The cornea of the eye is made of something almost identical to the keratin that is the basic "stuff" of hair and fingernails. In fact, the "k" in LASIK stands...

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Is laser-assisted cataract surgery worth the extra money?

As a cataract and lens implant surgeon with over 30 years' experience, I would say "no." We had a femtosecond laser for doing FLACS (femto laser assisted cataract surgery) and stopped using it or recommending it to patients. We found there were no (zero) benefits over...

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Is there a way to treat lazy eye if you are an adult?

The phrase "Lazy Eye" is used informally to refer to two different things medically: 1) eyes that look in different directions (strabismus), and 2) the inability to fully correct an eye to 20/20 (amblyopia) with a spectacle or contact lens despite no apparent anatomical...

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What is the difference between near and farsightedness ?

Nearsightedness (myopia) is a "refractive error" of the eye where the default focal point is abnormally close. Depending on how much myopia you have, distance vision can be anywhere from mildly to severely blurred. Farsightedness is where your vision is better at a...

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How do people know they have bad vision if they’ve never experienced any other form of vision?

Usually the parents of a child can tell by comparison to other children if there might be a vision problem. For most myopic (nearsighted) people, the condition does not start to develop until they are at the age to enter elementary school. Public health nurses are often...

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When will a pupil dilate or constrict?

The pupil of the eye is an aperture (hole) in the iris that limits a light-bearing image coming through on its way to being focused on the retina. It typically bounces back and forth between a slight constriction and slight dilation (called "hippus"). The iris (the...

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Does myopia affect the prominence of an eye? Can an eye become prominent because of myopia?

Myopia, or Nearsightedness, is usually caused by an eye that has grown to a larger diameter than it needs to be for the focusing power of the cornea/lens combination at the front of that eye. The degree of myopia is typically...

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