This is a Summary of Cameron Diaz & Sandra Bark's New York Times Besteller: THE LONGEVITY BOOK The Science of Aging, the Biology of Strength and the Privilege of TimeCameron Diaz follows up her #1 New York Times bestseller, The Body Book, with a personal, practical, and authoritative guide that examines the art and science of growing older and offers concrete steps women can take to create abundant health and resilience as they age. Cameron Diaz wrote The Body Book to help educate young women ab