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However, in some cases it can cause troublesome vision distortion. Here are the most common signs and symptoms of astigmatism: 1  Blurring or distortion of images at all distances. 2  Headache. 3  Fatigue. 4  Squinting. 5  Eye discomfort or irritation. 6  Difficulty seeing at night.
astigmatism is a common eye condition marked by an irregular curvature of the cornea this type of condition is also known as a refractive error and occurs in nearly everyone to some degree if the cornea is significantly curved the condition must be treatedowever the eye of a person with astigmatism is shaped more like a football or the back of a spoon for this person when light enters the eye it is refracted more in one direction than the other allowing only part of the object to be in focus at one time objects at any distance can appear blurry and wavy