Eye

How Does the Eye Work?

The human eye is a wonder of engineering. It consists of many different parts that work together to provide visual information to the brain, which then translates it into information that is useful to the body.

Can Blue Light Blocking Technology Combat Digital Eye Strain?

Detecting Brain Disease Using the Eye

Looking After Your Eyes During Old Age

Eye Health and Diet

Anatomy of the Human Eye

Health Risks and Benefits of Eye Drops

What are Aberrations of the Eye?

Risks Associated with Eye Make-Up

Types of Eye Allergy

Genetics of Eye Color

Air Pollution and Eye Health

See more featured articles »

Managing and Treating Eye Allergies

Conjunctiva microbiota

Symptoms and Diagnosis of Eye Allergies

Importance of Regular Eye Checks and the Check-up Procedure

How Does a Cornea Transplant Work?

Smoking and Eye Health: What You Need to Know

Screen Time and Eye Health

Eye Care for Children

Latest Eye News and Research

Environmental experiences trigger widespread changes in brain cell connections

Experiences and changes in environment cause widespread alterations in connections between brain cells, influencing brain activity, research suggests.

11 Nov 2026

Rare genetic mutation may protect against Parkinson's and Lewy body dementia

A rare genetic mutation may protect against developing Parkinson's disease and Lewy body dementia, a new study from researchers at Oregon Health & Science University suggests.

11 Nov 2026

Drug ads can subtly sway AI medical treatment recommendations

As people increasingly turn to artificial intelligence (AI) for health information, a new study by researchers at the Icahn School of Medicine at Mount Sinai raises questions about what happens when commercial advertising appears alongside a clinical question.

11 Nov 2026

Blocking serotonin receptors makes eye cancer cells sensitive to drugs

By studying G protein–coupled receptor (GPCR) signaling in a range of uveal melanoma cell lines, Jenna Aumiller and colleagues have discovered a way to make these cells more sensitive to compounds that inhibit cancer-linked (or oncogenic) signaling pathways.

11 Nov 2026

Cataract surgery boosts work, income, and food security in Mozambique

Two studies from rural Mozambique suggest cataract surgery is associated with benefits well beyond restored sight, including gains in quality of life, work participation, food and income security.

11 Nov 2026

Rare visual disorder causes cat features to appear on human faces

Karl, a 28-year-old man living in the northeastern United States, has a grey tabby cat named "Luna". In the morning, his cat is often the first face that he sees.

10 Nov 2026

UTHealth Houston unveils state-of-the-art mobile clinic in the Lower Rio Grande Valley

UTHealth Houston celebrated a major milestone in community healthcare Oct. 22 with the ribbon-cutting ceremony for its new, state-of-the-art mobile clinic in the Lower Rio Grande Valley.

10 Nov 2026

Subtle changes in deep sleep before Alzheimer's symptoms appear

The study identifies slow-wave sleep alterations as potential biomarkers for Alzheimer's, emphasizing their role in cognitive health and disease progression.

10 Nov 2026

Survey shows Americans miss key everyday fall risk factors

A fear of falling may cause people to avoid stairs, exercise and other daily activities. But that fear can also increase the risk of a fall.

9 Nov 2026

Study links everyday nanoplastics to severe lung inflammation risk

Everyday plastic products, including water bottles, disposable cups, and packaging, can break down over time into tiny fragments known as nanoplastics.

9 Nov 2026

Can Instagram-worthy healthy food compete with tempting fast food photos?

In a study of 203 Indian adolescents, researchers found that visually appealing Instagram images of healthy foods were significantly associated with a greater willingness to eat them, particularly for millet and pulse dishes. Although participants reported generally favorable attitudes and intentions toward healthy foods, most changes in eating behavior were not statistically significant, and nutritional captions provided no measurable additional benefit.

8 Nov 2026

Biodegradable microneedle particles improve drug delivery through the skin

Your skin is remarkably good at keeping things out of your body. Typically, that's a positive. It becomes an issue when medicine needs to get in.

6 Nov 2026

Five UK research hubs to develop technologies for healthier lives

Five new research and partnership hubs are being backed by over £52 million from the UK government through UK Research and Innovation (UKRI), to develop tools that help people stay healthier for longer.

6 Nov 2026

Nail salon workers face underestimated risks from chemical exposure

Nail salon workers in New York City face greater health risks on the job than previously understood, according to a new study published in the journal Risk Analysis.

5 Nov 2026

CIRM grant funds new stem cell therapy to heal hearts

A new $6.9 million grant from the California Institute for Regenerative Medicine (CIRM) will support preclinical development of an investigational cell therapy for the heart created by USC Stem Cell scientists.

5 Nov 2026

Public health experts demand tighter global restrictions on fireworks

Fireworks pose an underestimated danger to public health and require stronger regulations and sustained public education campaigns to help prevent devastating, yet entirely avoidable injuries, warn US experts in The BMJ today.

5 Nov 2026

Tau spreads more rapidly in early-onset Alzheimer's disease

Patients with early-onset Alzheimer's disease, whose symptoms start before age 65, have more extensive deposits of tau, a hallmark protein of the condition, compared with patients whose symptoms start at 65-plus, a new study found.

5 Nov 2026

Psychedelics linked to lingering visual disturbances resembling early psychosis

Every night, as he fell asleep, a 25-year-old man saw an eye in his ceiling. It was huge and unblinking, and it felt as if the whole world was being sucked into it.

4 Nov 2026

A three-drug diabetes pill outperformed dual therapy

Clinical trial results indicate that a fixed-dose combination of dapagliflozin, glimepiride, and metformin offers superior glycemic control in diabetes therapy.

4 Nov 2026

Understanding the causes and treatment of recurring vertigo episodes

Vertigo is a sensation that either you or your surroundings, or both, are spinning or moving when they are not. Some people confuse vertigo with dizziness, but there is a difference, explains Neil Shepard, Ph.D., an audiologist at Mayo Clinic in Minnesota.

2 Nov 2026