Biohacker Bryan Johnson is keeping his girlfriend’s menstrual blood in his freezer | Arwa Mahdawi

Published 1 August 2026 · health

The longevity influencer and his girlfriend, Kate Tolo, say they’re studying women’s health – a worthy goal, but perhaps some skepticism is in order The

The longevity influencer and his girlfriend, Kate Tolo, say they’re studying women’s health – a worthy goal, but perhaps some skepticism is in order The tech entrepreneur Bryan Johnson has devoted his life to dodging death. The 48-year-old is obsessed with becoming the healthiest person in the world and is on a quixotic quest to reverse his biological age and live forever.

As such, Johnson is disciplined about what he eats, takes dozens of supplements a day, and measures every single biomarker possible, boasting that he is “certainly the most biologically measured person ever”. In short: good luck finding any ice cream in his freezer.

But you know what you will find? His girlfriend’s menstrual blood. On Thursday, Johnson, a chronic oversharer, posted a photo of his 30-year-old girlfriend, Kate Tolo, on X with the caption “Kate’s period blood is in my -80 °C freezer.

Around 10 mL.” Arwa Mahdawi is a Guardian columnist Continue reading...

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