Blindness Threat From Macular Degeneration Declines, Study Says (Bloomberg BusinessWeek)

The number of Americans with macular degeneration fell 30 percent in about two decades, a study found, reducing the threat from the leading cause of blindness among the elderly. The findings were unexpected, as previous work suggested the aging population would drive up rates of the condition, known as AMD, said researchers led by Ronald Klein from the University of Wisconsin?s department of ophthalmology in Madison.