A new study shows that a high fat diet may weaken the gut barrier and allow bacteria to travel toward the brain through the vagus nerve.

A high-fat diet can cause the intestinal lining to weaken, allowing live gut bacteria to travel directly to the brain in mice ...

Something happens when a rat starts running. Not just the obvious things, the faster heart, the warming muscles, the rhythmic percussion of paws against the wheel. Something quieter. Something that ...

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 ...

Many people finish a normal meal and suddenly notice something uncomfortable: the stomach feels tight, stretched, or unusually full. It can happen even when the portion size was reasonable. Some ...

The number on the nutrition label doesn’t always reflect what your body absorbs.

When winter sets in and food becomes scarce, some mammals hibernate, entering a state of deep rest that slashes their energy needs and allows them to fast for months. However, fasting deprives them of ...

Researchers found that gut microbes may contribute to memory loss by disrupting signals between the intestine and the brain.

When the digestive system fails to absorb fructose, the lingering sugar disrupts the gut microbiome. A recent study reveals this bacterial shift sparks low-grade, body-wide inflammation that can alter ...

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

Hawaii, the U.S. epicenter for the disease, offers a preview of what may come next.