NIHSeniorHealth.com: "Cataract. Cataracts are cloudy areas in the lens of the eye that can cause changes in vision. The lens focuses light that passes into your eye, producing clear, sharp images on the retina — the light-sensitive membrane in the eye that functions like the film in a camera.Studies haven't proved that antioxidants in pill form can prevent cataracts. transparent structure that focuses images on the light-sensitive retina Advanced yellowing or browning of the lens can lead to difficulty distinguishing between shades of color.Cataracts generally develop in both eyes, but not evenly. "© 2005 - 2019 WebMD LLC. You may notice …
But with time, cataracts will eventually in… Congenital cataracts don't always affect vision, but if they do they're usually removed soon after detection.Factors that increase your risk of cataracts include:A cataract occurs when the lens of your eye becomes cloudy. "We help you make sense of the numbers and terms.Cataracts usually form slowly. Advertising revenue supports our not-for-profit mission.At first, stronger lighting and eyeglasses can help you deal with cataracts. Symptoms may include faded colors, blurry or double vision, halos around light, trouble with bright lights, and trouble seeing at night. Most cataracts develop when aging or injury changes the tissue that makes up your eye's lens.Some inherited genetic disorders that cause other health problems can increase your risk of cataracts. But with time, cataracts will eventually interfere with your vision.These cataracts also may be due to certain conditions, such as myotonic dystrophy, galactosemia, neurofibromatosis type 2 or rubella. Eventually, a cataract can advance to the degree of the one shown in this person's right eye.At first, the cloudiness in your vision caused by a cataract may affect only a small part of the eye's lens and you may be unaware of any vision loss. A cataract is a dense, cloudy area that forms in the lens of the eye. "Mayo," "Mayo Clinic," "MayoClinic.org," "Mayo Clinic Healthy Living," and the triple-shield Mayo Clinic logo are trademarks of Mayo Foundation for Medical Education and Research.The lens, where cataracts form, is positioned behind the colored part of your eye (iris). As the cataract grows larger, it clouds more of your lens and distorts the light passing through the lens. Remember to bring your glasses or contacts to the appointment.WebMD does not provide medical advice, diagnosis or treatment.Is it the best options for you?Adults should see an eye doctor at least every 2 years until age 50, and then every year after that.How cataracts affect your vision A cataract is a cloudy area in the lens of your eye. But doctors think several strategies may be helpful, including:As the cataract continues to develop, the clouding becomes denser and involves a bigger part of the lens. Cataracts cause half of all cases of blindness and 33% of visual impairmentworl… Cataracts often develop slowly and can affect one or both eyes. A significant portion of the lens capsule that's in front of the lens is removed during cataract surgery to enable the surgeon to gain access to the cloudy lens (the cataract), break it up, remove it, and replace it with a clear intraocular lens (IOL). Then you might notice:National Eye Institute: "Facts About Cataract. If you develop sudden vision changes, such as double vision or flashes of light, sudden eye pain, or sudden headache, see your doctor right away.
This may lead to more noticeable symptoms.Normal vision (left) becomes blurred as a cataract forms (right).A cataract is a clouding of the normally clear lens of your eye. The crystalline lens of the eye is enclosed in a clear membrane called the lens capsule.