You have to understand all the rich people in the world are scared of death and will pay anything to avoid it for as long as possible. So if aging can be reduced or cured we will be able to do it and probably relatively soon.
And this quest is as old as civilization, maybe even older:
https://en.wikipedia.org/wiki/Qin_Shi_Huang
"He ruled until his death in 210 BC after a futile search for an elixir of immortality"