Astigmatism occurs when the eye is shaped more like an oval than a sphere, causing blurry vision. Astigmatism affects about one in three Americans and it occurs more frequently as you age.

If you have astigmatism, your vision may be blurry and distorted instead of sharp and crisp. In astigmatism, the cornea (the ...

Astigmatism, derived from Greek meaning "without spot," refers to a common refractive condition that decreases acuity. Astigmatism has both a magnitude and a direction, or axis, unlike spherical ...

In a cohort of 21,655 children ages 6 to 8 years, the prevalence rate of refractive astigmatism of at least 1.0 diopter (D) increased from 21.4% in 2015 to 34.7% in 2022-2023, and corneal ...

Astigmatism prevalence in children increased post-pandemic, with refractive astigmatism rising from 23.4% pre-pandemic to 34.7% in 2022-2023. Corneal astigmatism prevalence rose from 59.7% pre ...

Soft toric contact lenses or rigid gas permeable (RGP) contact lenses also provide correction of astigmatism. Because of the increased risk of infection from inappropriate soft contact lens wear ...