Cataracts: Cataract Symptoms You may notice a problem with your vision at any time during the development of a cataract. The pictures on the right show a good example of normal vision compared to vision impaired by a cataract. Any of the following symptoms may occur: Blurred or fuzzy vision A film or fog interfering with vision Difficulty driving, particularly at night Glare or halos around objects and lights Difficulty reading or sewing Sensitivity to bright light Frequent changes or cleaning of eyeglasses