Learn about the scope of an ophthalmologist!

This lesson introduces glaucoma as a leading cause of irreversible blindness worldwide and explains why it often goes undetected. You’ll learn how glaucoma damages the optic nerve, who is at increased risk, the main types of glaucoma, and how the disease is diagnosed. The lesson also provides an overview of current treatment options and highlights the importance of early detection and routine eye exams in preserving vision.

In this lesson, you’ll learn how macular degeneration affects central vision and why it is a leading cause of vision loss in older adults. We’ll explore the role of the macula, early changes in the eye, the differences between dry and wet macular degeneration, and why early detection and regular eye exams are essential for preserving vision.