Eye Health Medical Reference

Useful information about the pros and cons of ordering prescription eyeglasses online

What's the difference between progressive lenses and bifocals?

Everyone has bloodshot eyes from time to time. Often it's not serious, but sometimes, a red eye is a red flag. Learn what could be causing your bloodshot eyes and what to do about it.

If you have to squint to read or hold books at arm's length, it might be time for reading glasses. Here's how to find the right pair.

A stye can be painful and irritating. Learn how warm compresses can help relieve symptoms, how long healing usually takes, and why you should never pop or squeeze a stye.

Find out more about how your eyes' gel can shrink as you age and cause vision problems.

If you have uveitis, it could be because you have another medical issue.

There are many ways to ease your uveitis. Which is the best one for you?

If you have uveitis and don’t treat it right away, you could face serious problems.

Vitreomacular adhesion has a few treatment options. This article tells you if watchful waiting, an injection, or surgery is right for your VMA.

Your eyes change as you get older. One change, called vitreomacular adhesion, is something that you should know about.

Premature infants are at risk of being born with this eye disorder. Here's what parents should know about ROP.

It’s not a good idea to leave vitreomacular adhesion untreated. It can be dangerous if you do.

The cause of Duane syndrome, a rare eye disorder, isn't clear. But here's what doctors do know about Duane syndrome.

This rare disease causes problems with one side of your face. Learn more about the symptoms and treatments.

Find out what causes blocked tear ducts, and how your doctor treats them.

Get the facts on surgery for a retinal detachment. They could save your sight.

Is it easier for your eyes to focus on things that are far away than close up? You might be farsighted.

Read about nearsightedness -- also called myopia -- in children.

There could be a lot of reasons why you’re seeing red. Find out about the possibilities.

Pink eye doesn’t always need medical treatments. Sometimes home remedies are enough.

If your doctor says you have a chalazion, that’s medical talk for a small lump on the eyelid due to a blocked gland.

Learn why your tear ducts get blocked.

Mild floaters are a normal part of aging. Floaters that suddenly occur more often, won’t go away, or happen with other eye symptoms, may mean a serious problem.

Is that angry red bump on your eye a stye or something more serious? How to tell what it is, who’s at risk, how you got it, and how to get rid it.

If you have a blocked tear duct, your doctor might use one of these methods to treat it.

Get information on common eye and vision problems, such as conjunctivitis, retinal detachment, dry eyes, cataracts, and glaucoma.

Learn the most common causes of eye injuries, and how to protect your vision at home, work, and play.

Learn about the two types of retinoschisis. Find out who gets this eye condition, and how it can affect vision.

What is retinitis pigmentosa? What are its symptoms, and what can you do about it?

What is ocular rosacea? What are its symptoms, and what can you do about it?

Ocular albinism can make eyes look different and act differently. Find out about causes, symptoms, and living with this rare eye disorder.

When you wear contacts, you're more likely to get eye infections, including keratitis (corneal ulcers) and pinkeye (conjunctivitis).

Blurry vision may mean it’s time for new glasses. But it can be a sign of other health conditions, too.

Nystagmus is a condition where you cannot control your eye movements. Learn more about symptoms, causes, diagnostic tests & treatments.

Losing your peripheral vision can feel like the world is closing in around you. Learn why it may be happening and what you can do.

More than 1.1 million Americans are legally blind. Learn what legally blind means for your vision and your quality of life.

Ptosis is a condition where you have drooping eyes. It happens to many people as they age, but kids can be born with it. There are ways to treat it if it affects your vision.

Your eyelashes help keep gunk from your eyes, but sometimes they grow the wrong way. Find out why this happens and what you can do about it.

Being color blind isn’t black and white. Learn all about color blindness tests and how to get them.

WebMD explains the causes, symptoms, and treatment of xanthelasma, yellow patches filled with cholesterol that appear on the inside of your eyelids.

You can protect your vision by knowing the signs of noninfectious uveitis, a rare condition that causes eye pain, redness, and swelling.

Find out what’s causing pain, irritation, or itching in your eyes -- and how to solve it.

An explanation of the types, symptoms, and treatment of retinitis, a disease that threatens vision by damaging the retina of your eye.

WebMD explains vision problems that may cause us to see halos and glare.

WebMD explains who gets a prosthetic eye, why a prosthetic eye is used, and what to expect before and after surgery.

WebMD explains the causes, symptoms, and treatment of pterygium (surfer's eye), a corneal growth that affects people who spend a lot of time outdoors.

WebMD discusses what can cause eye fatigue and how you can treat and prevent it.

Vitamin E is a potent antioxidant that some researchers think may help protect vision, but more research is needed.

Zinc helps create a pigment called melanin, which protects the eye, and studies show this nutrient may help slow age-related macular degeneration.