Biohacker Bryan Johnson stores girlfriend's menstrual blood for health research study
Biohacker Bryan Johnson is storing his girlfriend Kate Tolo's menstrual blood in a minus-80 degree Celsius freezer for health research. Johnson says the couple plans to examine the samples for endocrine disruptors and microplastics as part of a study tracking Tolo's menstrual cycle using over 50 devices and a 12-person medical.
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Summary by OZbrief Editorial · The Guardian Australia · Source
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Published 01 Aug 2026, 12:00 UTC · Updated 01 Aug 2026, 12:20 UTC
Summary by OZbrief Editorial. Original report: The Guardian Australia. Editorial policy · Corrections
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