Rifts Chaos Earth RPG came to mind. Longer life spans, closer to what they should be? Not reaching middle age until in your 80's? Possible story plots and themes?
Geekiness aside, it's an interesting article on removing biologically aged non-working cells and the negative effects those have on the body.
As we age, our cells accumulate DNA damage, which beyond a certain threshold cannot be repaired.
The discovery adds to a wave of new findings hinting at the possibility of a future in which doctors can treat ageing itself, rather than trying to combat the host of diseases that come along with it.[/] [url]https://www.theguardian.com/science/2017/mar/23/purging-the-body-of-retired-cells-could-reverse-ageing-study-shows
GATO