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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.
People sometimes refer to astigmatism as eye stigma. Astigmatism is an eye condition in which a person has a sense of blurring of vision because of a structural change in the cornea or lens of the eye.here are also some cases where the astigmatism is caused by an irregularity of the shape of the lens and this is behind the cornea. The same principle, that the light rays are improperly focused, affects the vision in that case also. Eye stigma or astigmatism is the result of heredity or injury.