In an unprecedented series of studies, Harvard Medical School has followed 824 subjects -- men and women, some rich, some poor -- from their teens to old age. H

How come I can never find my keys? Why don't I sleep as well as I used to? Why do my friends keep repeating the same stories? What can I do to keep my brain sha

In this definitive, prescriptive guide to all aspects of aging, the authors-both top experts on aging at Harvard Medical School-offer a complete and highly acce

In the past century, average life expectancies have nearly doubled, and today, for the first time in human history, many people have a realistic chance of livin

INSTANT TOP 10 BESTSELLER • New York Times • USA Today • Washington Post • LA Times “Debunks the idea that aging inevitably brings infirmity and unhap