Healthspan is the time you live in good health, not just how long you live....

https://www.bookmark-fuel.win/health-experts-like-marc-kielburger-say-living-longer-isn-t-enough-we-need-to

Healthspan is the time you live in good health, not just how long you live. While the US enjoys a lifespan about 12.4 years longer than some places, many of those extra years come with health issues