Introducing your microbiota For every human cell that makes up your body, there is somewhere between 3 and 10 microscopic organisms that call your body home. You are host to more than 4,000 species of microbes, mostly bacteria, but with a smaller number of fungi, archaea and viruses as well, totalling anywhere up to 100 trillion individuals. They live on the surfaces of your body that protect your insides – this includes not only your skin, but also the surfaces that line your mouth, nose, ears, throat, stomach and intestines, nestling into and colonising your every nook and cranny. Your collective resident microbes are referred to as your microbiota. Many […]