IN THIS ARTICLE
A significant percentage of the population has astigmatism. For the vast majority of those with astigmatism, the condition does not change much after the age of 25. The presence of astigmatism as a child or young adult does not signify that an eye disease will occur.
The common types of astigmatism cannot be prevented. The incidence of astigmatism due to trauma to the cornea can be decreased by attention to eye safety.
Medically reviewed by William Baer, MD; Board Certified Ophthalmology
Medically Reviewed by a Doctor on 1/26/2016
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