Tag Archives: super centenarian

Will you run out of stem cells?

A new study of the blood of one of the world’s oldest women, Hendrikje van Andel-Schipper, supports what we have hypothesized for a long time: Human beings run out of adult stem cells. This is the likely cause of death in the oldest old – supercentenarians whose healthy immune systems have prevented cancer and other… read more

What is Calorie Restriction, Anyway?

We’ve just returned from an exhilarating and highly beneficial series of CR Society conferences in California. The events included the CR Society’s 10th anniversary as a non-profit organization. We are pleased and proud to have played a role in helping it thrive. One central discussion point was how to define calorie restriction. This was the… read more