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Nearsightedness : Causes

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Causes List

Causes could include:
  • natural change in the shape of the eyeball

Causes Overview Articles

Nearsightedness
A nearsighted person sees near objects clearly, while objects in the distance are blurred. As a result, someone with myopia tends to squint when viewing far away objects.
Source:ADAM
Date:August 22, 2008
Myopia
The diagnosis of myopia is typically made during the first several years of elementary school when a teacher notices a child having difficulty seeing the chalkboard, reading, or concentrating. The teacher or school nurse often recommends an eye ex...
Source:Gale Encyclopedia of Alternative Medicine
Myopia
Environmental factors include close work; work with computer monitors or other instruments that emit some light(electron microscopes, photographic equipment, lasers, etc.); emotional stress; and eye strain.A variety of genetic patterns for inherit...
Source:Gale Encyclopedia of Genetic Disorders Part I
Myopia
It has been known for some years that a family history of myopia is one of the most important risk factors for developing the condition. Only 6–15% of children with myopia come from families in which neither parent is myopic.
Source:Gale Encyclopedia of Nursing and Allied Health
Myopia
Environmental factors include close work; work with computer monitors or other instruments that emit some light(electron microscopes, photographic equipment, lasers, etc.); emotional stress; and eye strain.A variety of genetic patterns for inherit...
Source:Gale Encyclopedia of Genetic Disorders Part II
Myopia
Environmental factors include close work; work with computer monitors or other instruments that emit some light(electron microscopes, photographic equipment, lasers, etc.); emotional stress; and eye strain.A variety of genetic patterns for inherit...
Source:Gale Encyclopedia of Medicine
Myopia
The child may not see things in the distance as well as a classmate or sibling.For the 2 percent of the population who are extremely nearsighted, an inherently weak sclera, whose fibers are not held together tightly, causes the eye to stretch. Thi...
Source:Gale Encyclopedia of Children's Health
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