Vision Resources

Hazel eyes are a mixture of 2 or 3 colors and can look different on each person. How does this rare eye color happen?

Your dominant eye is the one that provides a greater degree of input to the visual part of your brain. Try these easy tests to find your dominant eye.

Heterochromia describes when a person's eyes aren't the same color. Find out about the different types of heterochromia and what causes it to occur.

Anisocoria is different pupil sizes. It can be harmless or a sign of a serious medical condition. Learn how to tell the difference.

Learn why your eyes look red in pictures but your pets' eyes glow, and read tips to prevent and remove the red-eye effect in photos.

The best way to apply eye drops, including allergy eye drops and eye drops for dry eyes -- without getting them all over your face!

Seeking to donate your old or unused eyeglasses? Lions Clubs, New Eyes and OneSight are among charities collecting used eyeglasses. You can drop old glasses in a bin at LensCrafters, Walmart or Sam's Club stores or mail them to VSP or New Eyes.

A Christmas Tale, a heartwarming children's book written by Sam Polakoff, may help find a cure for glaucoma. Proceeds from sales of the book are donated to the Glaucoma Research Foundation.

How to protect your eyes during a solar eclipse. Includes video detailing what a solar eclipse is.

Check out the latest low vision devices and medical procedures that help people overcome the disability and enjoy activities like reading and watching TV.

World Sight Day is a great time to make a difference in people's lives by improving their vision. Learn how you can help.

Green eyes range in color from emerald to lime, and they produce an appearance that is both alluring and mysterious.

Blue eyes can be visually striking, but there's more to them than their color alone. Learn how they originated and the risks that come with blue eye color.

All about brown eyes, including how to change dark brown eyes to a lighter shade of brown or a different color altogether.

The Amsler grid is a simple screening test for macular degeneration. Learn how to download and use the Amsler grid at home.

Searching for how to improve eyesight? Learn the daily wellness methods on how to improve your vision and keep your eyes healthy throughout your entire life.

Do you know how to whiten eyes? Discover how to whiten your eyes if you’re experiencing red or yellow eyes, and when it is necessary to consult an eye doctor.

Wearing eyeglasses will not make your vision worse. If you have the wrong prescription or poor-fitting frames, your vision may be blurry or you may experience headaches.

How can you avoid germs on your eyeglasses? We’ve got answers to your frequently asked questions which include how germs get on your glasses and disinfecting.

When were glasses invented? Satisfy your optical curiosity, learn when and by whom glasses were invented to improve our vision and add style to our eyes.

Ever wonder why people wear glasses? The majority of people wear glasses to correct their vision, but some fashion-forward, younger types sport "fake glasses" to look smarter or to complete a specific look.

Do you need a last-minute DIY Halloween costume? Do you wear glasses? Here are some quick and easy costumes with either glasses or sunglasses.

Looking for gifts for eyeglasses wearers? We’ve gathered a list of thoughtful, over-the-top and just plain practical gifts and stocking stuffers.

The following is history of eyeglasses includes: how glasses work, Ben Franklin’s invention of bifocals, and introduction of multifocal progressive lenses.

May is Healthy Vision Month! All About Vision is partnering with the National Eye Institute (NEI) to promote healthy vision. 5 Healthy Vision Tips for Young Adults

How do eyeglasses work? AllAboutVision's infographic traces the history of eyeglasses and improvements to help people see clearly.

A new typeface developed by graphic designers and the Braille Institute helps improve legibility of text for low-vision readers.

Up-to-date info about vision research and other sight-related happenings in the world.

Need some great home activities for kids? Check out All About Vision's 5 DIY home activities for kids including kids' glasses, treasure hunt, and fashion show.

Altaire Pharmaceuticals issued voluntary recalls for eye drops and ointments sold at CVS, Walgreens, Walmart and through Perrigo. See the complete list.

Learn about the eye anatomy and visual sharpness of eagles, how it compares to that of humans and if it is possible for people to have "eagle eye" vision.

Think you know all about vision? Take our six-question quiz to learn whether smoking harms your eyes or working at a computer damages your vision.

Ever wonder why we roll our eyes? We roll our eyes for many reasons from annoyance to exhaustion but the gesture could have serious effects on relationships.

Is love at first sight real? Scientists, poets and everyone in between have yet to come up with a concrete answer to this age-old question.

The macula (or macula lutea) is the most sensitive part of the retina. It’s responsible for visual acuity, central vision and color vision. Learn more.

What part of the brain controls vision? Learn how the brain controls your eyesight and how vision is a complex function involving multiple brain lobes.

Our constant need to check social media has made eye contact difficult. Research shows eye contact is important in a conversation, why we avoid and even lay out rules for how to see eye to eye.

Why do we wink? What does a wink mean? Learn how and why we wink, the various meanings of a wink (flirty, fun and creepy) around the world and what to do if you’re winking uncontrollably.

It’s difficult to imagine life without sunglasses. So, when were sunglasses invented? The earliest known attempt goes back to the prehistoric Inuits.

A history of sunglasses includes James Ayscough’s color lenses, Foster Grants, polarized lenses, UV protection and celebrities wearing shades.

The lenses in our sunglasses often get scratched during everyday use but how do you fix? The internet offers DIY recommendations from baking soda to glass wax.

What are the top sunglasses trends seen on Instagram? Retro aviators, mirrored lenses, monochrome shades and funky geometric shapes are increasingly popular.

Watch a video about how to figure out if your right or left eye is dominant.

Eye drops bring relief from allergies, red/dry eyes and more, but easing your discomfort requires putting in eye drops correctly. See how to put in eye drops.

Learn how refractive errors affect your vision and discusses symptoms, detection and treatment of refraction problems.

Color blindness is an inherited deficiency affecting how one sees certain colors. Learn the symptoms, causes of being color blind & types of color blindness.

A simple color blind test can detect color vision problems you may not be aware of. Learn about the different types of color vision tests and when to have one.

Obsessing over stock market mania isn’t good for your eye health — and it’s probably not helping your financial wellbeing either.

Spy glasses are futuristic devices that can change the rules of surveillance with ease. But, this is just the tip of the spy glasses iceberg.

Learn how to adapt your home if you are visually impaired, including increased lighting, adding color contrast and avoiding patterns.

Prepare your visually impaired child for day care or school by building social skills, setting a routine and talking with school officials.

We list notable celebrities with heterochromia and explain the different types. Plus, the story behind David Bowie's eyes.

A list of apps, organizations, schools, scholarships, products and other resources for the legally blind, as well as for their family and friends.

Find out what it takes to qualify for Social Security disability benefits — including SSDI and SSI — if you’re dealing with blindness or low vision.

Ways to childproof your home for a child with visual impairment include using contrast, consistency, proper lighting and more.

Several conditions can cause red eyes in dogs, including dry eye disease, conjunctivitis, glaucoma and corneal ulcer.

Megan Thee Stallion is a trailblazer in the music world as well as the fashion industry — especially with her iconic sunglasses.

Dua Lipa is a trendsetter in the world of music, fashion and sunglasses. Here are five sunglass trends Dua has worn and where you can get them.

At affordable prices, the Quay sunglasses collaborations with Jennifer Lopez and Alex Rodriguez provide comfort, style and protection.

Chris Evans, Hollywood and Broadway actor and director, likes to mix and match sunglasses styles on and off the movie set.

Timothee Chalamet, a trendsetter on and off the movie set, knows how to play it cool with fashionable sunglasses.

Lizzo is one celebrity who wears Quay sunglasses. Get inspired by her fun songs, her bold style and the glitzy Quay sunglasses line that bears her name.

Learn about Halle Berry’s hit movies, her life, her kids and how to get her cool sunglasses style.

Want to look as cool as Chrissy Teigen in your sunglasses? Learn about Teigen’s life, what kind of sunglasses she wears and how you can get her style.

Spherical aberration in eyes is normal, but severe cases can cause low-quality vision.

Emma Stone is a trailblazer when it comes to acting and fashion. And her taste in stylish sunglasses is no exception.

Vintage sunglasses are exploding in popularity, fueled by a combination of top designers and celebrities.

Several canine conditions require eye drops, from allergies and dry eye to infections and glaucoma.

Dogs, like humans, can suffer from cataracts that cloud their vision. Be aware of the warning signs, and consult with your veterinarian about treatments.

Dog eye infections can be caused by a variety of factors, from allergies to trauma.

Billie Eilish, the 19-year-old music sensation, makes bold statements with her bold fashion sense and striking sunglasses.

Want to get Meghan Markle's look? Start with a cool pair of sunglasses. Here, we look at the duchess's signature style and her favorite brands of eyewear.

Cardi B, the influential female rapper, updates her millions of Instagram followers regularly with unconventional outfits that feature show-stopping sunglasses.

Beyoncé, the iconic singer and actress, is a trend-setting fashion icon. Her elaborate costumes and sunglasses reflect true artistic genius, on and off the stage.

Get the details on refraction, the process that bends light through a transparent medium in our eyes to produce clear eyesight.

From basic shades to designer specs, musician Bad Bunny flaunts a stylish approach to the eye protection of sunglasses.

Emmy-winning star of Schitt's Creek Dan Levy relaunches his eyewear brand with styles that blend vintage and contemporary design.

Want Joe Biden’s sunglasses? Learn what kind of Ray-Bans the POTUS wears and find out the history of the iconic aviator sunglasses style.

Get up to speed with Lewis Hamilton, reigning F1 race car driver & champion of accessorizing with sunglasses.

Dogs see the world differently than humans do. Learn more about a dog’s color vision, night vision and visual sharpness.

Optical illusions occur when the brain gets too much or too little visual information and makes a "guess" about how to interpret it.

Cat vision is different from human vision in many ways, as cats have night vision, partial color blindness and bad visual acuity.

Where does eyesight come from? Visualization is a complex interaction between waves of light and the vision system: eyes, nerves and the brain.

Black History Month spotlight on Dr. Patricia Bath’s enormous contributions to the field of ophthalmology and her passion for making eye care globally accessible.

Rose-colored glasses don’t just help us see the world in a more favorable light. They also enhance vision and increase depth of field.

Obsessing over stock market mania isn’t good for your eye health — and it’s probably not helping your financial wellbeing either.