Kate Tolo

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

Bryan Johnson is a man who tries extreme ways to stay healthy and live longer. He says he is keeping his girlfriend's menstrual blood in his freezer to study women's health. His girlfriend, Kate Tolo, says they are doing this research together. Johnson is known for taking many supplements and measuring his body a lot.