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 round. It is broadly classified into two types: regular and irregular.

If the cornea is no longer round or smooth, light entering the eye is scattered across the retina. This can cause blurry or distorted vision, reduced sensitivity to contrast, shadows or double vision ...

TAMPA, Fla. - Children under 18 in Tampa are receiving free vision screenings and, if necessary, same-day fittings for ...