New study identifies molecular aging 'midlife crisis'(med.miami.edu)
med.miami.edu
New study identifies molecular aging 'midlife crisis'
http://med.miami.edu/news/new-study-identifies-molecular-aging-midlife-crisis
http://med.miami.edu/news/new-study-identifies-molecular-aging-midlife-crisis
We are already "long lived" compared to other species. That is, our heart lasts about four billion beats while other mammals have hears good for a billion beats.
Given that, eventually we get into a regime which is different from other animals thus we need a different system for longevity regulation.