Heinlein was right! Study Shows...

Heinlein was right! Study Shows Celebrating 100th Birthday Runs in the Family: "Researchers writing in the Proceedings of the National Academy of Sciences report today that siblings of centenarians are 50 percent less likely to die at any given age than are members of the general population. This lifelong advantage over the rest of the populace leads to far longer and healthier lives for brothers and sisters of long-lived people."