How much does your DNA influence lifespan?The media reported a study's conclusion that genes dictate 55% of our longevity. But it may be closer to 70%.Paul von ZielbauerFeb 13, 2026∙ Paid18143ShareHappy Friday, everyone. I’ll keep this short, because there’s more to come from AGING with STRENGTH this weekend, on counterintuitive strength training routines that build muscle and increase neuromuscular fitness after 50. This post is for paid subscribersSubscribeAlready a paid subscriber? Sign inPreviousNext