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 ...

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

People with astigmatism may see more glare around lights than those without the condition. This glare may be particularly noticeable at night and may make it difficult to see and drive at night.