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 ...

Have you ever gone to the optometrist for an eye test and been told your eye was shaped like a football?Or perhaps you’ve noticed your vision is becoming increasingly blurry or hard to focus?You might ...

Eye conditions such as keratoconus – where the cornea weakens over time and becomes cone-like in shape – cause irregular astigmatism. If the cornea is no longer round or smooth, light entering ...