Parental astigmatism may confer an independent and dose-dependent association with child astigmatism, according to a study published online Dec. 21 in JAMA Network Open.
Dec 29, 2022
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New research published today in The Lancet Global Health reveals that less than half of people over 50 worldwide have received spectacles or contact lenses needed to correct refractive error, the world's most common visual ...
Oct 11, 2022
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For children with severe astigmatism, wearing glasses to correct blurred vision can significantly improve accurate reading speed, reports a study in the February issue of Optometry and Vision Science, official journal of ...
Jan 27, 2016
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A Sunrise, Fla., surgeon is among the first in the nation to perform a stitch-less implant in the eye to correct both acute myopia and astigmatism, a debilitating pair of conditions that afflict millions of Americans.
Sep 23, 2013
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(Medical Xpress)—Exposure to sunshine as a small child is crucial to the development of a healthy eye according to results of long-term myopia study conducted by University of Sydney researchers.
May 21, 2013
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Nearly one out of 10 people between 21 to 30 years old have astigmatism more than 200 degrees (2.00D), according to the latest findings on a clinical population by optometry experts at The Hong Kong Polytechnic University ...
Jun 27, 2012
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An optical system with astigmatism is one where rays that propagate in two perpendicular planes have different foci. If an optical system with astigmatism is used to form an image of a cross, the vertical and horizontal lines will be in sharp focus at two different distances. The term comes from the Greek α- (a-) meaning "without" and στίγμα (stigma), "a mark, spot, puncture".
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