Cataract

A cataract is a clouding of the lens in the eye that affects vision. Most cataracts are related to aging. Cataracts are very common in older people.

What are Cataracts?

Cataracts are whitish or cloudy patches that develop in a person’s eye lens and lead to blurred or clouded vision. Cataracts are the most common cause of visual impairment worldwide.

Strategies to Improve Cataract Surgery Outcomes

Latest Cataract News and Research

Older Americans living alone often rely on neighbors or others willing to help

Donald Hammen, 80, and his longtime next-door neighbor in south Minneapolis, Julie McMahon, have an understanding. Every morning, she checks to see whether he's raised the blinds in his dining room window. If not, she'll call Hammen or let herself into his house to see what's going on.

12 Nov 2024

A novel approach to understanding protein compartmentalization

In physics, a system composed of two substances can be modeled in accordance with classical mixture theory, which considers the fraction corresponding to each constituent and the interactions among constituents. Examples include the coexistence of high- and low-density phases in supercooled water and the coexistence of metal puddles in an insulating matrix in the Mott metal-insulator transition.

14 Oct 2024

Researchers boost natural defenses to fight cataracts and delay the need for surgery

Researchers have reviewed strategies to increase glutathione levels in the eye lens, focusing on endogenous molecular mechanisms to prevent cataracts by countering oxidative stress.

3 Oct 2024

Study may represent a possible surgery-free strategy for managing cataracts

Researchers at the National Institutes of Health (NIH) and their collaborators have identified a protein, known as RNF114, that reverses cataracts, a clouding of the eye's lens that occurs commonly in people as they age.

18 Sep 2024

Funding boost for private clinics fails to improve cataract surgery access for low-income groups

Despite increased funding for cataract surgeries to private, for-profit clinics, access to surgery fell 9% for lower-income people, according to new research published in CMAJ.

26 Aug 2024

Declining senses linked to worse mental health in older adults

Most people -; up to 94% of U.S. adults -; experience at least some dulling of their senses with age, finding themselves squinting at screens, craving stronger flavors, and missing snatches of conversations more and more frequently.

22 Aug 2024

Study suggests limiting oral corticosteroid use to 90 days reduces adverse effects in atopic dermatitis patients

Researchers evaluated the association between long-term oral corticosteroid use and adverse events in adult patients with atopic dermatitis.

24 Jul 2024

Exploring the comorbidities associated with osteoarthritis

Osteoarthritis is the most common arthritis worldwide, and has an increasing global burden of disability and healthcare utilization.

14 Jun 2024

UEA researchers develop novel resin for 3D printing intraocular devices

University of East Anglia researchers have made a significant breakthrough in ocular device technology with the introduction of a novel resin for 3D printing intraocular devices.

20 May 2024

Men face greater risk of cardiovascular and kidney issues due to diabetes, study shows

Researchers investigated gender disparities in microvascular and macrovascular complication rates among individuals with diabetes.

17 May 2024

Men face higher risk of diabetes complications than women, study finds

Men are at greater risk than women of the major health effects of diabetes (types 1 and 2), suggests a long term study published online in the Journal of Epidemiology & Community Health.

16 May 2024

Does your ADHD medication increase your risk of glaucoma?

The risks of glaucoma among users of ADHD medications.

8 May 2024

Google Gemini and Bard pass the ophthalmology board examination

The performance of two AI chatbots in the ophthalmology board examination.

16 Apr 2024

AI offers hope for enhanced cataract surgery in developing nations

While the adequate surgical treatment of cataract is guaranteed in high-income countries, the surgical results in the Global South are often inadequate.

15 Apr 2024

Study: Many older adults worry about costs, time off work and COVID-19 risk when considering surgery

When it comes to having surgery, older adults don't just base their decision on how much pain they'll feel and how quickly they'll recover, a new study finds.

30 Jan 2024

Champagne cork related eye injuries can be a substantial threat to eye health

Be careful this holiday season, warn researchers in the Christmas issue of The BMJ. Eye injuries while opening bottles of fizz can be significant and easily avoided.

21 Dec 2023

Study compares two widely used statins for treating patients with coronary artery disease

Two widely used statins, rosuvastatin and atorvastatin, are equally effective at preventing heart attacks, strokes and death in people with coronary artery disease.

18 Oct 2023

When you think about your health, don’t forget your eyes

I vividly remember that late Friday afternoon when my eye pressure spiked and I staggered on foot to my ophthalmologist's office as the rapidly thickening fog in my field of vision shrouded passing cars and traffic lights.

22 Sep 2023

Next-generation sequencing provides novel insights into the mechanisms underlying autism and myotonic muscular dystrophy

The pathomechanistic connection between autism and myotonic muscular dystrophy type 1.

16 Aug 2023

Vision problems linked to increased risk of dementia

Losing the ability to see clearly, and losing the ability to think or remember clearly, are two of the most dreaded, and preventable, health issues associated with getting older.

1 Aug 2023