Why Bryan Johnson, Dave Asprey, and the Other Longevity Bros Are Obsessed With Penises
- Posted on December 30, 2025
- By Vanity Fair
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- 1 min read
Why Bryan Johnson, Dave Asprey, and the Other Longevity Bros Are Obsessed With Penises
But biohackers' fixation on genitalia isn't new—longevity science has a historical preoccupation with private parts
