Buck Center for Aging -
When Beryl Buck died, she left a huge estate for education in Marin Country. There was quite a fight for that money since it was in oil stocks and worth a great deal. The Buck Institute for Research, designed by the well-known architect I.M. Pei, was begun.
Here is an article from their research. I think anyone who has been through chemotherapy and radiation knows it has taken a toll. It is helpful to know that is a proven fact. Not!
http://www.buckinstitute.org/site/index.php?option=com_content&task=view&id=473&Itemid=