I have been frozen in a cryochamber (and felt amazing afterward) and baked in a one-man, zippable sauna (I didn’t). Welcome to Dave Asprey’s 2025 Biohacking Conference: a symposium of tech bros, wellness influencers, psychonauts, and scientists, all hoping to thwart the ravages of time with unorthodox—and often unproven—medical treatments. Photograph: Will Bahr“We’re tired of people saying we need permission,” Asprey, conference organizer and self-proclaimed father of biohacking, tells me on the first day of the gathering. We figure out we don’t need that drug because we got sunshine. Because having incredible energy in a sense of peace, in a sense of control of your own destiny, I don't think that's partisan.”