Do you have evidence for that? On the contrary, multiple twin studies have found zero correlation of "shared environment" with longevity: http://econlog.econli

Do you have evidence for that? On the contrary, multiple twin studies have found zero correlation of "shared environment" with longevity: http://econlog.econlib.org/archives/2009/04/do_parents_affe.html http://econlog.econlib.org/archives/2009/04/do_parents_affe.... In these studies, identical twins who are adopted and raised apart have just as much correlation in lifespan as identical twins raised together, suggesting that genetics (rather than family lifestyle) is the cause of the correlation.