A cataract is a clouding of the lens of the eye, which is typically clear. For people who have cataracts, seeing through cloudy lenses is like looking through a frosty or fogged-up window.

Cataract formation is primarily driven by oxidative stress, which damages lens proteins, leading to their aggregation and the accumulation of clumps of protein or yellow-brown pigment in the …

Nov 26, 2025 · A cataract is a cloudy area in the lens of your eye. More than half of all Americans age 80 and older either have had cataracts or have had surgery to get rid of cataracts. Learn …

Feb 13, 2024 · If your child’s cataract is small and doesn’t affect their vision, it may not need to be removed. But if it does affect their eyesight, it should be treated as soon as possible.

5 days ago · Discover what cataracts are, why they develop, symptoms to watch for, and how modern cataract surgery can help you regain clearer vision.

A cataract is a clouding of the lens. This distorts or blocks the passage of light through the lens, causing cloudy or blurred vision, other visual problems, and even blindness.

Nov 25, 2025 · A cataract is a clouding of the lens in your eye. It affects your vision. Cataracts are very common in older people. Learn about symptoms and surgery.

Mar 7, 2023 · Cataract surgery is the only way to remove cataracts and restore your clear vision. During cataract surgery, an ophthalmologist removes your clouded natural lens and replaces it …

Apr 28, 2025 · To diagnose cataracts, a doctor will dilate your eye, widening your pupil and making it easier to look for cataracts. Cataracts are diagnosed with a visual exam, and if …

Sep 2, 2025 · Cataracts are a painless, cloudy area in the lens of the eye that blocks the passage of light to the retina. As a result, people experience vision changes, including blurry vision or …