If it helps, your own lifespan is quite weakly correlated with that of your parents (no good citation offhand, but I've read it before..here is one source: http

If it helps, your own lifespan is quite weakly correlated with that of your parents (no good citation offhand, but I've read it before..here is one source: https://www.sharecare.com/health/longevity/how-parents-lifespan-affect-lifespan https://www.sharecare.com/health/longevity/how-parents-lifes...). Of course, living into your 80s is not at all uncommon today.