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Sometimes when the eyes begin to have blurry vision, it has nothing to do with the lens of the eye. Sometimes it happens due to a condition called astigmatism. Astigmatism defines as blurred vision caused by the transparent covering on the eye known as the cornea. This cornea becomes formed or grows into an elliptical shape rather than the normal spherical one. So as light falls on the eye pupil how those light rays become bent misses...

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Looking deeply into a person’s eyes, one notices the inky circular darkness surrounded by the colorful ring of iris called a pupil. Pupils let light beams in that reach the back of the eyeball. Light lands on tissue called the retina causing nerves to initiate the process of sight. Just past the pupil inside of this eye orb lies a tissue called the lens. The lens has transparency, and its structure refracts light, so it...

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In the USA a trend of an overall older population appeared in the 2010 Census. By 2050 it’s projected that 20 percent of the United States will be 65 plus years old. Along with that trend parallels the fact that increased aging comes more visual impairment. Add in the fact that having low vision increases depression and affects mental health, a person can see why Houston Lasik clinics and laser eye surgery will become a standard....

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After frolicking in the summer sun, it has become a grand idea to have an annual check-up on the eyes as people return to work and school. To reinforce a good health practice on the National Calendar, the government made a designated day to check on the vision of its citizens. As our Constitution so finely states informed citizenship makes a sound democracy. Combining patriotism and eyesight seemed like a way to take care of basic...

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The vision requirements for fighter pilots are strict. Flying is no child’s play and requires optimal vision – or in simpler words, nearly a hawk’s vision. Almost every service in the military that is relevant to operating aircraft in the skies requires a 20/20 vision. Before 2007, candidates who underwent LASIK or PRK became disqualified. But after the Air Force revoked this rule and changed their policy. Prior to this rule,...

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Is there a relation between diabetes and glaucoma? Yes, there exists a complex relationship between these two eye conditions. Before understanding the relationship, it is necessary to understand some brief information about the individual conditions. What is diabetes? Diabetes classifieds into type 1 and type 2. In the former type, pancreatic beta cells stop producing insulin. In the latter type, insulin creating cells become...

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