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

https://www.oscarbookmarks.win/healthspan-means-how-many-healthy-years-you-live-not-just-how-long-you-live

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