Cataracts - What Increases Your Risk
Risk factors for cataracts include age, ethnicity, sex, and others.
Cataracts and Ultraviolet Light - Topic Overview
Ultraviolet (UV) radiation, such as sunlight, is absorbed by the lens of the eye and can lead to the formation of chemicals called free radicals inside the lens. Over time, free radicals may damage the lens, causing cataracts.People exposed to excessive amounts of sunlight because of their profession (such as agricultural workers), geographic area (such as sunny parts of the country), or use of tanning booths or sunlamps may be more likely to form cataracts.It is not known for sure whether reducing UV exposure helps prevent cataracts.
Cataracts - What Happens
Cataracts may remain small and may not be noticeable. They often do not seriously affect vision, and many cataracts do not need to be removed. Some cataracts grow larger or denser over time, causing severe vision changes.
Cataracts - Topic Overview
What is a cataract? A cataract is a painless, cloudy area in the lens of the eye that blocks the passage of light to the retina.
Cataracts - Home Treatment
If you have cataracts, these tips and vision aids may help you manage your vision problems and avoid or delay surgery: Tips for improving vision include repositioning lights or, if you wear them, updating the prescription for your eyeglasses or contact le
Cataracts - Symptoms
Not all cataracts impair vision or affect daily living. For those that do, common symptoms include: cloudy, fuzzy, foggy, or filmy vision, glare from lamps or the sun, difficulty driving at night due to glare from headlights.
Cataracts - When To Call a Doctor
If you have cataracts, call your doctor immediately if you have severe eye pain or a sudden change in your vision.
Cataracts - Treatment Overview
Cataract surgery is a common procedure. It involves removing the natural lens of the eye, which contains the cataract.