More than fifteen million Americans have age-related macular degeneration (AMD), and the disease will strike 200,000 more people this year. It is the most prevalent cause of vision loss in the western world. Dr. Lylas Mogk, the founding director of the Visual Rehabilitation and Research Center of the Henry Ford Health System, has a unique professional and personal understanding of AMD. A doctor and loving daughter of a parent with this frightening though manageable condition, Mogk here explains exactly what it is and how to limit its effect on your life.