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Top Contact Lenses for Astigmatism: A Comprehensive Review
2025-04-09 02:45:03| Spiritual Career Counseling
Astigmatism is a common refractive error that is correctable through the use of eyeglasses, contact lenses, or surgery. If we think of the normal cornea as being essentially spherical in shape, when light enters the eye, it is refracted or bent evenly in all directions, resulting in a sharp point of focus on the retina. However, if astigmatism is present, the cornea is shaped more like a football or the back of a spoon. So when light enters the eye, it is refracted more in one direction than the other, resulting in blurred vision in at least one of the two principal meridians. Astigmatism can be hereditary and is often present at birth. It can also result from pressure from the eyelids on the cornea or incorrect posture. Untreated, it can cause headaches, fatigue, eyestrain, and blurred vision at all distances. Astigmatism can almost always be corrected with properly prescribed eyeglasses or contact lenses. In cases with only a small amount of astigmatism, corrective lenses may not b... [ more ]
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