Cataracts usually form slowly. One may not know one has them until they start to block light. Then you might notice Vision that’s cloudy, blurry, foggy, or filmy, Nearsightedness (in older people), Changes in the way you see color, Problems driving at night (glare from oncoming headlights, for example), Problems with glare during the day, Double vision in the affected eye, Trouble with eyeglasses or contact lenses not working well etc.
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