The human gut is home to trillions of beneficial microbes that play a crucial role in health. Disruptions in this delicate ...

Add Yahoo as a preferred source to see more of our stories on Google. This photo provided by Tiny Health in October 2025 shows the company's swab for their gut health test. (Tiny Health via AP) ...

Study found that that breath samples from children with asthma could predict intestinal abundance of a bacterium, Eubacterium siraeum, linked to the condition.

Spruiked by online influencers as a way of gaining insight into our health, experts say at-home tests oversimplify complex factors and can cause unnecessary distress ...

Learn how chemicals released by gut microbes end up in exhaled breath, and how researchers used those signals to identify ...

At-home gut microbiome tests are trending, selling insights to the curious, empowerment to the chronically ill and a claimed path to longevity to the wellness-conscious. Private companies are offering ...