Astigmatism is a vision disorder that affects how the eye processes light. aluxum/ Getty Images Astigmatism occurs when the eye is shaped more like an oval than a sphere, which distorts the light that ...

Astigmatism (uh-STIG-muh-tiz-um) is a type of refractive error where one or more of the eye’s surfaces are not smooth and/or ...

Please provide your email address to receive an email when new articles are posted on . Uncorrected astigmatism and amblyopia were the most frequent causes of visual impairment in a population of ...

The prevalence and severity of refractive and corneal astigmatisms increased among children after the COVID-19 pandemic. Previous research has linked the pandemic to increases in myopia progression ...

Astigmatism is a vision condition that causes blurred vision due either to the irregular shape of the cornea, the clear front cover of the eye, or sometimes the curvature of the lens inside the eye.

We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission Here’s our process. Astigmatism causes a person to experience distorted, ...

Astigmatism occurs when the eye is shaped more like an oval than a sphere, which distorts the light that enters causing blurry vision. Astigmatism is fairly common, affecting about one in three ...