" Combine mind plus body with freshly updated data, some of it perhaps collected on your self-monitoring devices, and act quickly to generate fresh instructions to forestall any looming problems. This, I imagine, is how Silicon Valley “immortalists” spend their time—scanning all the health-related information and instantly applying it—which may seem a small price to pay for eternal life. "

― Barbara Ehrenreich , Natural Causes: An Epidemic of Wellness, the Certainty of Dying, and Killing Ourselves to Live Longer