The phrase "human gut" refers to the digestive system in our body, specifically the long tube that starts from our mouth and ends at our anus. It helps break down the food we eat and helps absorb nutrients. Full definition
The bugs in human guts are a hot topic these days. (health.com)
Even in the well - studied human gut microbiome, it was estimated, on average, 43 % of species abundance could not be captured by available microbial reference analysis methods. (sciencedaily.com)
Previous studies have shown links between human gut bacteria and increased risk of a wide variety of diseases including diabetes, autism, heart disease, and even some forms of cancer. (sciencedaily.com)