Key facts
- Bryan Johnson and Kate Tolo aim to be a model for how humans can co-evolve with AI.
- Johnson, 49, spends $2 million annually on his body optimization through his startup Blueprint.
- Tolo, 30, is focused on creating a biological portrait of herself to advance understanding of women's health.
- Tolo's extensive data collection protocol involves approximately 50 devices and 30 apps.
- Johnson and Tolo had sex on Monday, July 27, after a period of stress for Tolo.
- Johnson's bone mineral density is in the 99.6th percentile of all men.
Bryan Johnson, known for his extreme body optimization efforts and stated mission to defeat death, and his girlfriend and cofounder Kate Tolo, are pursuing a unique path to understanding human biology and co-evolving with AI. Their relationship, characterized by extreme transparency and meticulous data collection, is central to their public persona and scientific endeavors.
Johnson, who sold his payments company in 2013 and now leads the $30 billion longevity industry, dedicates $2 million annually to his body's upkeep, aiming to be the world's most measured man. Tolo, less focused on longevity and more on "legibility," is undertaking a comprehensive biological data collection project, costing $2.6 million a year, to serve as a "Rosetta Stone for women's health," particularly for conditions like endometriosis.
The couple's intimate life is also meticulously tracked, with Johnson noting their typical sexual frequency and Tolo's orgasmic experiences. Their recent intimacy on Monday, July 27, followed a period of high stress for Tolo, which Johnson believes was exacerbated by the pressure of her extensive data collection project. This stress had reportedly delayed the start of her menstrual cycle, a detail Johnson had publicly predicted would occur around July 13.
Johnson and Tolo shared these details on Wednesday, July 29, as an explanation for a change in their planned interview schedule. They had initially invited the journalist to observe an experiment involving swallowing Bluetooth-connected pills and using a sauna to collect internal body temperature data. However, Tolo texted the journalist early Tuesday morning, July 28, to announce the start of her period, a development Johnson humorously referred to as his "menstrualogical johnson was bang on."