Asprey founded one of the first consumer LED companies — then walked away from LED entirely. After testing virtually every technology in the longevity space, he chose The LYMA Laser PRO for one reason: peer-reviewed science showing it activates 45 genes, including a 6-fold increase in SIRT1 — the longevity gene he devoted an entire chapter to in Super Human. He calls it "a new kind of biohacking tech."