It's not only "living longer" as a whole organism, but also your individual organs living longer (that ultimately impact aging). Take ovaries for example: Menopause causes major health problems (osteoporosis, cardiovascular disease, etc) for women and women now spend on average more time post-menopause than pre. There's a good writeup about this problem and the companies researching it here: https://spannr.com/articles/oviva-therapeutics-raises-11-5m-...