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

https://wool-wiki.win/index.php/What_Is_the_Difference_Between_Healthspan_and_Lifespan_in_Plain_English

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