Medically reviewed by Johnstone M. Kim, MD Key Takeaways Age-related macular degeneration (AMD) is a leading cause of vision loss for people 50 and older.Angle-closure glaucoma is a medical emergency ...

Whether blurred vision affects one eye or both, vision changes are always a concern that needs attention from an eye specialist. Blurry vision may be a sudden medical emergency. But even if it's not ...

A refractive disorder is an ocular condition caused by changes in the shape of the eye, which prevents light from being focused sharply on the retina, creating unclear images. The causes may range ...

A refraction test is usually given as part of a routine eye examination. It may also be called a vision test. This test tells your eye doctor exactly what prescription you need in your glasses or ...