A though-provoking article about healthspan vs. lifespan.
Healthspan measures incorporate quality of life in ways that lifespan does not.

With the unprecedented growth of the world’s aging population, the author believes that figuring out ways to measure biological age and how to maintain or delay its advance is critical not only for individual health, but also for the social, political and economic health of our society. Detecting rapid agers early on presents an opportunity to delay, change or even reverse the trajectory of biological aging.

Read the original post at theconversation.com