Glaucoma

Frequently Asked Questions

1. What is glaucoma?

Glaucoma is a group of diseases that can damage the eye's optic nerve and result in vision loss and blindness. The most common form of the disease is open-angle glaucoma. With early treatment, you can often protect your eyes against serious vision loss.

(Watch the video to learn more about glaucoma. To enlarge the video, click the brackets in the lower right-hand corner. To reduce the video, press the Escape (Esc) button on your keyboard.)

See this graphic for a quick overview of glaucoma, including how many people it affects, who’s at risk, what to do if you have it, and how to learn more.

See a glossary of glaucoma terms.