A cataract occurs when the lens of your eye becomes cloudy. Eventually, a cataract can become like the one shown in this person's right eye.

Dec 1, 2025 · Are cataracts clouding your vision? Discover the causes, symptoms, and modern treatments that can restore your sight—and when it’s time to see an eye doctor.

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 lens. [10] This …

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 about the …

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 with an intraocular …

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.

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.