It’s likely that many of the 6 million Americans with macular degeneration first hear about it during a visit to an eye doctor where they’ve come complaining about their declining vision. Most of them leave the office in a very discouraged state of mind, with the phrase “nothing can be done” ringing in their ears. The macula is a tiny spot in the center of the retina that enables you to distinguish the fine detail in the center of your visual field. In other words, all the truly important stuff of looking at things: reading, watching TV, threading a needle, driving a car.