A cataract is a common eye disease where the lens becomes progressively opaque, resulting in blurred vision. Having a cataract can be compared to a dirty camera lens or a foggy window.
The blurring of one’s vision, due to a cataract, can make it difficult to read print or see clearly in the distance. Some types of cataracts create glare, making the vision worse in bright light. Driving at night may also be difficult.
Some patients with a cataract notice a change in the appearance of colours, typically a fading or general yellowing. Occasionally a cataract can cause double...