The No.1 Poo & Gut Scientist: If Your Poo Looks Like This Go To A Doctor! Dr Will Bulsiewicz
7:04they will make you healthier and this is the result of co-evolution that goes7:24with these microbes and things like for example our immune system is the product of evolution that started a billion8:21co-evolution literally from the very first human we grew to trust them and we trusted them with things














