Science Says the Human Body Hosts More Non-Human Cells Than Human Ones – and the Boundaries of Where ‘You’ Begin and End Are More Debated Than Ever
Take a second and look at your hands. They feel solid, personal, unquestionably yours. But biologically speaking, what you are looking at is a bustling, crowded ecosystem where your own human cells share space with a staggering number of microbial hitchhikers. For years, scientists argued that non‑human cells outnumber human cells by something like ten ...












