Eye Health Medical Reference

Thyroid eye disease, with redness and swelling, can be mistaken for other conditions. Learn which tests your doctor can use to get the right diagnosis.

Find out how you can manage many thyroid eye disease symptoms on your own with over-the-counter products and home remedies.

The sun is the biggest source of blue light. Popular electronics are another source. Learn more about blue light and how it works.

Too much exposure to blue light could lead to insomnia and symptoms of depression. Learn more about how it can affect your mental health.

Blue light can be harmful in large amounts. Learn more about how it can impact your eyes and sleep quality.

Blue light -- the kind from your smartphone, tablet, TV, and even energy-efficient light bulbs -- can lead to a range of health issues. Here are a few tips to ward off blue light’s effects.

Blue light can help or hurt your skin. Learn more about where it comes from and how it can impact your skin.

Do your eyes grow as you age? Do they change shape? Does your vision change? Lean what to expect from your eyes as you get older and how to take care of your eyes at any age.

Aphakia is a condition in which the lens of your eye is missing. Learn what causes it, what its symptoms are, and how it’s treated.

The humid, dog days of summer are usually great for dry eyes. But in certain situations, you might still feel the irritation, sensitivity to light, and vision issues that come with dry eye. Here's how to keep dry eye at bay when the temperatures rise.

People have used ingredients from a type of rose called the Damask rose for medical purposes throughout history. Learn what modern studies show about the potential uses of the plant for eye problems.

Is it allergies, or is something else making your eyes itch? Find out what it could be and how to treat it.

Lagophthalmos is when your eyes don’t close all the way. Learn more about this condition and how to treat it.

Botox is a popular option for people who want to get rid of wrinkles without having surgery. One common side effect of wrinkle injections is eyelid droop. What causes it and how can you prevent it?

Your eyes work together to see images around you. But sometimes they move in different directions, causing vision problems. Hypertropia is when one eye turns up. It’s not common, and when it happens, it mostly occurs in children.

Are styes contagious? Read more about the causes, symptoms, treatment, and prevention of this eye condition.

LASIK and PRK are procedures that correct vision problems, but in a slightly different way.

Distichiasis, or double eyelashes, is a rare condition where you have two rows of eyelashes.

Ever wished you could permanently change your eye color? You may have heard about surgeries that promise to turn your eyes whatever color you want. But they might not be the safest. Here’s why.

Eyewash solutions help clean your eyes. Find out more about when you should use them, how they work, and the different types of solutions.

Excessive blinking is when you blink more than normal. It may happen all the time or every once in a while. It’s most common in children, but it also happens in adults. Here’s what you need to know.

The right pair of sunglasses can protect your eyes from UV rays. The wrong pair can harm your eyes more than not wearing sunglasses at all. Find out how to keep your eyes healthy.

If you have dry eyes, you might think wearing makeup is out of the question. But there are ways around the problem. Here’s what you need to know.

Strabismus, or crossed eyes, can be treated, and the earlier the better. Learn how visual therapy and eye exercises can improve this condition.

Sticky eye discharge in newborns is very common. If the white part of your baby’s eye -- the sclera -- is clear and there is no redness, but there is discharge, it’s most likely a blocked tear duct.

You want bright, white eyes, but are the drops you use to get them safe? Learn how they work, possible side effects, and what to do if you have a problem.

Eyelash mites usually are harmless. They’re a problem only if you have far too many of them. Find out when this happens and what treats it.

This condition means your eyes have trouble moving together to focus on objects close to your face. Learn the symptoms and how doctors diagnose and treat the problem.

Just got fitted for contact lenses? Whether you’re switching from eyeglasses or got your vision corrected for the first time, here are some tips for beginners.

Raccoon eyes are dark circles under the eyes that can appear after a head injury.

The PERRLA eye exam is like a physical for your eyes. But it can also help indicate neurological conditions. Find out more about what it is and how it works.

Most eyelid issues aren’t serious. But if you’ve noticed something’s different about one or both of your eyelids, it’s important to know what to look out for.

Your eyes’ outer surface, the cornea, can be scratched or irritated by your contact lenses, a piece of dirt in your eye, or your own fingernails. Corneal staining is a test that can show the damage so your eye doctor can diagnose and treat it. Find out how it’s done, if it hurts, and how long your eyes may take to heal.

The delicate skin around your eyes can easily be irritated, making it dry and flaky. There are many causes of dry eyelids and lots of treatments.

Eyelid scrubs are gentle cleansers that soothe inflamed eyelids and help treat eye conditions. Learn how to use them.

Colored contact lenses offer a chance to to change up your eye fashion. But these are medical devices, not accessories. Here’s what to know if you want to wear them.

Interested in trying out eyelash extensions? Find out how safe they are and what side effects you might expect.

Corneal edema, also called corneal swelling, is a buildup of fluid in your cornea, the clear lens that helps focus light onto the back of your eye.

The first signs are often sudden eye pain and vision problems. Learn what else to watch for.

Certain devices, lifestyle changes, and therapies can help you function better.

Certain devices, lifestyle changes, and therapies can help you function better when you have neuromyelitis optica (NMO). Find out more about life with NMO.

The first signs of neuromyelitis optica are often sudden eye pain and vision problems. Learn more about symptoms of this rare autoimmune disease.

Papilledema is the swelling of your optic nerve caused by pressure in the brain. It can have a number of causes but is usually very serious.

Conjunctivitis, also called pinkeye, can happen in a smaller number of COVID-19 cases. Here’s what you need to know.

Eyelashes are a big deal in the beauty world, and to beauty standards in general. Lash extensions and lash growth serum are all the rage -- but are they worth the risk?

Bulging eyes, which your doctor may call "exophthalmos," can be a sign of infection, thyroid problems, or other medical issues. Find out the possible causes, other symptoms that may go along with it, and how to treat the problem.

Losing your vision for a short period of time happens because of another health condition. Find out the main causes and what the treatment is.

Steroids are usually the first treatment you’ll get for uveitis. When they don’t work well enough, you have other options.

Does someone in your family have corneal dystrophy? Learn more about these diseases and how they may affect you.

Are your eyes cloudy or hazy when you wake up? That may be a sign of Fuchs’ corneal dystrophy. Learn more about how to treat this disease.