The word "astigmatism" is translated from Latin as "lack of focus". And in medicine represents a condition in which the natural lens of the human eye - the cornea or lens - have an irregular shape. Passing through such a lens, the light rays are refracted and focused properly and the result is a blurred one sees often doubly image - as a distorting mirror in the room laughing. True, it's not funny.
Astigmatism - it's dangerous!
Suffering from astigmatism really no laughing matter - the world sees them fuzzy, blurry, distorted. They have difficulty focusing eyes, double vision occurs in the eyes visible. And as a result - the overvoltage of the visual system, headaches, dizziness, increased tear production, and often red eyes. In addition, people with a diagnosis of "astigmatism" is often impaired binocular vision, helping us to navigate in space.
And astigmatism is fraught with dangerous complications, including amblyopia, in which suppressed the work of a single eye syndrome ( "lazy eye"). If amblyopia develops, it can cause loss of vision, even blindness.
Out "kingdom curve mirrors"
Help with astigmatism glasses with cylindrical lenses. Chooses their physician after an ophthalmic examination. As for the contact lens, astigmatism when it is carried out using toric lenses (they, too, writes a specialist).
But these solutions are temporary. Leave forever, "the kingdom of crooked mirrors" to help other methods, among which the best result gives a "laser surgery" - a procedure that creates a new corneal profile. It is a long time to ensure proper beam focusing, and human vision is remarkably improved.
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