More Clues to a Lucid Old Age
In recent years scientists have become intensely interested in what could be called a super memory club. At a retirement community in Southern California fewer than one in 200 persons out of 20,000 are living past 90 without a trace of dementia. It is a group that, for the first time, is large enough to provide a glimpse into the lucid brain at the furthest reach of human life, and to help researchers tease apart what is essential in preserving mental sharpness to the very end. Read this fascinating article at the New York Times online
