A.R.M.D. – What does it stand for? Age-related macular degeneration (ARMD or just AMD) is an eye disease and leading cause of vision loss among people 60 and over in developed countries. It occurs with the degeneration of the retinal pigment epithelium and ultimately photoreceptors of the macula, which is the small, central area of the retina responsible for central vision. It is estimated that 8% of people around the world exhibit signs of ARMD