Lifespan: The Revolutionary Science of Why We Age—and Why We Don't Have To

by David A. Sinclair

your biometric vitals will be the bellwether for your body. If you are a man who has been spending more time in the bathroom than usual, your AI guardian will check for prostate-specific antigens and prostate DNA in your blood, then book you an appointment for a prostate exam. Changes in how you move your hands while speaking, and even the manner in which your strike the keys on your computer,25 will be used to diagnose neurodegenerative diseases years before symptoms would be noticed by you or your doctor. One biotechnological advancement at a time, this world is coming, and fast. Real-time monitoring of our bodies, the likes of which we could hardly have imagined a generation ago, will be as inherent to the experience of living as dashboards are to the experience of driving. And for the first time in history, that will permit us to make data-driven day-to-day health decisions.