Macular degeneration is when the retina tissue that lines the back of the eye wears down. This tissue, called the macula, sends visual signals to the brain. Macular degeneration causes a gradual loss of sharp, central vision. The condition is mainly a disease of aging. In rare cases, it can occur in younger people.
Macular Degeneration Types
There are two types of adult (or age-related) macular degeneration (AMD):