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) ...

Something you might already know intuitively but maybe need a written reminder of once in a while: Good gut health is the gateway to better overall health. “Our gut is a complex, complicated organ ...

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

We asked doctors to explain the latest research.

A major new review of human studies finds consistent differences in gut bacterial communities between people with mild ...

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 ...

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 ...