Researchers have identified two gut bacteria that can produce serotonin, a key chemical that regulates bowel movements. In experiments with mice lacking serotonin, the microbes boosted serotonin ...

Learn how feeding mice a high-fat diet can weaken their gut barrier, allowing bacteria to enter the brain, which suggests a ...

In a series of experiments, researchers found that a communication pathway between the brain and the gut may be integral to how well the brain holds on to memories. The genesis for the study came ...

Here’s what probiotics really do, why they work and how to get more of them in your diet.

California researchers have identified a possible link between toxin in the gut and increase in cancer cases in people under ...

Gut dysbiosis caused by a high-fat diet can allow bacteria to move from the gut to the brain in mice, according to a new ...

Eating a diet high in fat could have an unintended effect on the brain, according to researchers at Emory University in Georgia. A new study in mice that ate a fat-heavy diet showed that live bacteria ...

Antibiotic treatments can affect the composition of the community of bacteria living in the gut, known as the gut microbiome, for a long time.

With more than 100 million neurons in the digestive tract, the gut is commonly known as the “second brain” in numerous ...

The efficacy of antibiotics has come under scrutiny in recent years amid growing concerns that their overuse has contributed to bacteria developing resistance and the emergence of deadly so-called ...

An oncologist explains the findings.

High-fat diets allow gut bacteria to travel to the brain via the vagus nerve, potentially triggering neurological disorders.