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Ophthalmology news

Ophthalmology

Virtual reality tool may offer easier vision testing, early research shows

Could a virtual reality headset offer a cheaper, easier, and more comfortable method of testing a person's vision, particularly among patients with a degenerative eye condition called geographic atrophy? It's a question that ...

Ophthalmology

VR headsets may actually reduce risk of dry eye

Virtual reality (VR) gaming has gained significant attention in recent years, with an increasing number of users integrating VR and immersive headsets into their daily lives. These devices provide highly immersive visuals, ...

Diabetes

Protecting against diabetic corneal disease

A Cedars-Sinai study helps explain why half of diabetes patients experience deterioration of the cornea, the transparent dome-shaped outer layer of the eye that provides protection and focuses incoming light. The findings, ...

Neuroscience

Time change: What neuroscience reveals about our internal clock

It's well-known that neural circuits help synchronize our biological clock with the day-night cycle. But just how exactly do those circuits develop, and can better understanding the process help, for example, in treating ...

Psychology & Psychiatry

Demystifying a visual illusion: Why we see color that's not there

A new discovery has unraveled why we sometimes see colors that aren't there. The phenomenon of "color afterimages" is when you see illusory—or false—colors after staring at real colors for a longer time. Through this, ...

Neuroscience

Who is more likely to lose vision due to high brain pressure?

If untreated, a disorder of high brain pressure called idiopathic intracranial hypertension can lead to vision loss. But this disorder can develop without noticeable symptoms, making it hard to catch. A new study looks at ...

Ophthalmology

Combating intractable blindness with 3D bio-printed retina

Retinal vein occlusion (RVO) is one of the leading causes of vision loss worldwide, often triggered by chronic diseases such as hypertension and diabetes. Similar to a blocked water pipe causing backflow and pressure buildup, ...

Diabetes

Early trigger of diabetic eye disease identified

A team led by UCL scientists has identified a key protein that triggers diabetic retinopathy—a condition caused by high blood sugar damaging the retina's blood vessels and a leading cause of sight loss among working-age ...

Ophthalmology

Risk of eye disease increases during menopause transition

Many symptoms, such as hot flashes and vaginal dryness, are commonly associated with the menopause transition. One of the lesser-known symptoms that worsens in midlife is dry eyes. A new study suggests that postmenopausal ...

Health

Your eyes could reveal the first signs of many diseases

Melissa, a 30-year-old educator, came to the emergency department with a sudden onset of double vision. She had not been in an accident or suffered any trauma and had never experienced this symptom before. However, she noted ...

Diseases, Conditions, Syndromes

Laughter may be as effective as drops for dry eye disease

Dry eye disease (DED) is a chronic condition estimated to affect around 360 million individuals worldwide. Common symptoms include uncomfortable, red, scratchy or irritated eyes.

Genetics

Gene therapy found to be effective in hereditary blindness

Bothnia dystrophy is a form of hereditary blindness, prevalent in the region Västerbotten in Sweden. A new study at Karolinska Institutet published in Nature Communications shows that gene therapy can improve vision in patients ...

Genetics

100-fold improvement in sight seen after gene therapy trial

The vision of people with a rare inherited condition that causes them to lose much of their sight early in childhood was 100 times better after they received gene therapy to address the genetic mutation causing it. Some patients ...

Ophthalmology

Understanding Graves' disease

Graves' disease is a condition of the immune system that leads to an overactive thyroid. It is caused by antibodies attacking the thyroid by mistake. The thyroid and the hormones it produces are the gas pedal for the body. ...

Ophthalmology

Signs your child may need glasses

A person can begin to lose their eyesight at any age, and recognizing the signs and symptoms of vision loss is important to their eye health. An ophthalmologist at Baylor College of Medicine says noticing these signs is especially ...

Ophthalmology

Gene therapy shows promise in glaucoma research

Pete Williams is one of few researchers in Sweden concentrating on glaucoma. The goal is an effective treatment, something that stops the degenerative process in the nerve cells of the eye.