• Bryan Johnson

    Five years ago, I decided to become a scientific experiment.

    + I peed in cups
    + plucked my hair
    + ejaculated into containers
    + spit in tubes
    + ultrasounds, MRIs, oxygen tests
    + sequenced my genome
    + biopsied my skin
    + took 30,000 images of my bowels
    + collected my blood daily
    +