Yes, absolutely. I probably should have mentioned that and linked to an article I wrote about that a couple years go. If I could will people to consider one thing during aging, it would be to eat well, sleep well, and never stop exercising to maintain aerobic capacity AND build muscle. OK, that's about 4 things, but here's that article: https://robertroybritt.medium.com/can-you-build-muscle-when-youre-older-669513c2e4c3