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Essentially it is because the lenses of the eye are too short, which focuses the light in front of rather than on the retina.

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Q: Nearsightedness is caused by what?
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What causes blurie eyes?

Blurred eyes are caused by nearsightedness, farsightedness and macular degeneration.


What portion of Marfan syndrome patients develop myopia?

Myopia (nearsightedness). Most patients with Marfan develop nearsightedness, usually in childhood.


What are the scientific names for nearsighted and farsighted?

Nearsightedness is called Myopia and farsightedness is called Hyeropia.


Is myopia a mental state?

No. Myopia is nearsightedness.


Who discovered nearsightedness?

Nearsightedness or myopia has been known for thousands of years. It was about 400 years ago that glasses or spectacles were invented to combat this common disorder.


What distance would an eye doctor need to measure to correct a problem with nearsightedness or farsightedness?

To correct nearsightedness surgoens remove tissue from the center of the cornea.


A person who cannot focus on distant objects has?

Nearsightedness.


What is the opposite of hyperopia?

Myopia (nearsightedness) is the opposite of hyperopia.


What condition occurs when the eyeball is too long?

Nearsightedness


When the image of a distant object is brought into focus in front a a persons retina the defect is called?

The image of a distant object is brought into focus in front of a person's retina, the defect is called nearsightedness. A virtual image produced by a lens is always located in front of the lens.


How high can myopia get?

Myopia can't get worse cause its nearsightedness!


What afflictions did the residents of the house of seven gables suffer?

Nearsightedness