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.

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.