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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 and usually minor eye condition that causes blurred or distorted vision it occurs when the cornea or lens isn t a perfectly curved shape many people who wear glasses have some degree of astigmatism astigmatism belongs to a group of related eye conditions known as refractive errorsegular astigmatism is where the cornea is curved more in one direction than the other it s more common than irregular astigmatism and can be corrected with glasses or contact lenses irregular astigmatism is where the curvature of the cornea isn t even across the surface of the eye