Paul Saladino breaks down the viral post where biohacker Brian Johnson claimed his girlfriend’s vagina tested in the “top 1 percent,” complete with a chart that looks like a stock graph. He explains that the metric being bragged about is her vaginal microbiome, the community of bacteria that live in the vagina, and that a “good” score usually means more protective lactobacillus species, less dysbiosis, less odor and fewer chronic infections, not some mysterious secret technique.