When we talk about family traditions, we most often recall shared holidays, values, and, of course, eating habits. However, modern science suggests looking at the family from a completely new angle - as a single microbial ecosystem. Studies prove that the composition of our intestinal microflora depends not so much on genetics as on the environment: the greatest influence on the formation of our microbiome is who we live with.

Humanity has made great strides: we have explored space, landed on the moon, and developed artificial intelligence, but until recently we knew almost nothing about the universe that exists inside our own bellies. We used to think of ourselves as completely autonomous beings, but science has proven a startling fact: we are colonized.