Healthspan is about living those years in good health, not just longer....

https://riversbestcolumns.brightsora.com/posts/healthspan-vs-lifespan-for-caregivers-what-should-we-watch-for

Healthspan is about living those years in good health, not just longer. Lifespan counts total years, but many face a 12.4-year gap in the US between living longer and feeling well