Final answer:
Glaucoma is a condition characterized by increased intraocular pressure. Risk factors include being over 40 years of age and having a family history of glaucoma. Glaucoma testing should be started at the age of 40 and done regularly.
Step-by-step explanation:
Glaucoma is a condition characterized by increased intraocular pressure, which can lead to vision loss if left untreated. The most common type of glaucoma is open-angle glaucoma. Risk factors for glaucoma include being over 40 years of age, having a family history of glaucoma, and certain medical conditions such as diabetes. Glaucoma testing should be started at the age of 40 and should be done regularly, as recommended by your eye doctor.