We currently fight heart disease with drugs that reduce cholesterol buildup; but with new technologies predicted for the 2020s, we will simply grow new veins or hearts where necessary. In fact, nearly all of our organs, bones, muscles, hair, and skin can be replaced as these new procedures become available.

Ray Kurzweil, in his best-selling book Fantastic Voyage: Live Long Enough to Live Forever, confirmed that we are in early stages of a medical revolution. “By 2026,” Kurzweil says, “biotech upgrades will add more than one year of life expectancy to our lives each year.” […]