Which age defines you? -- The truth about aging -- The 6 keys to unlock longevity and vitality -- The first key : mastering macromolecules -- The second key : engineering epigenetics -- The third key : strong-arming stress -- The fourth key : owning inflammation -- The fifth key : managing metabolism -- The sixth key : tackling telomeres -- Before we begin -- The 6 keys lifestyle strategy -- The 6 keys mind-body strategy -- The 6 keys eating strategy -- The 6 keys exercise strategy -- The 6 keys environment strategy.