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If you experience a distortion or blurring of images at all distances -- nearby as well as far -- you may have astigmatism. Even if your vision is fairly sharp, headache, fatigue, squinting and eye discomfort or irritation may indicate a slight degree of
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While a comprehensive eye examination can determine for certain if you have a cataract forming, there are a number of signs and symptoms that may indicate a cataract.
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If you see two of whatever you are looking at, you may have a condition known as double vision, also referred to as diplopia.
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If you can see objects at a distance clearly but have trouble focusing well on objects close up, you may be farsighted. Farsightedness or long-sightedness is often referred to by its medical names, hypermetropia or hyperopia.
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Poor vision that cannot be corrected fully with glasses may indicate a condition known as conical cornea or keratoconus. A rare condition, keratoconus primarily affects people in their early 20's.
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If you can see objects nearby with no problem, but reading road signs or making out the writing on the board at school is more difficult, you may be near- or shortsighted.
