Retina
macular degeneration
Scientists revive dead light-sensing cells
In a historic "first", scientists were able to revive light-sensing cells in a donor's eyes, five hours after death.
AREDS 2
Detecting Early Macular Degeneration
Macular degeneration is the world's leading cause of irreversible blindness among elderly people. Detecting early macular degeneration can be difficult, since most studies, including the National E...
color blindness
Rods and Cones Explained
Cones: Crystal-Clear, Colorful Vision Rods and cones are light-sensitive cells found in the eye's retina. When different light wavelengths enter the eye, they are picked up by rods and cones and tr...
retinal physiology
Rhodopsin and Retinal Physiology
The molecule that takes part in the initial step in the vision process, rhodopsin, has two components called 11-cis retinal and opsin. Retinal is a light-sensitive derivative of vitamin A, and opsi...
drusen eye problem
Drusen Eye Problem in Age-Related Macular Degeneration
Drusen are fatty deposits located under the retina and look like small yellow specks. They are made of cellular debris, minerals including calcium, and lipids. As you age, a few drusen typically fo...
age-related macular degeneration
Diagnosis and Treatment of Macular Degeneration
Since 2000, the methods of diagnosis and treatment of macular degeneration have exploded. No longer is the disease guaranteed to progress and cause blindness.
geographic atrophy
Retinal Atrophy (Macular Atrophy, Geographic Atrophy)
About 10,000 people in the United States alone suffer from this condition. It can be a result of a genetic mutation in the eye that causes photoreceptor cells to manufacture the wrong protein for t...
eye floaters
Eye Floaters Condition
Because floaters are suspended in the thick vitreous humor gel, attempting to shift focus to the floater itself only results in the debris appearing to drift slowly out of the field of vision.
areds
Take this Macular Degeneration Quiz
Do you think you know the important facts about macular degeneration? Take the following QUIZ and check your score!