According to Oliver Fiehn, a metabolomics researcher at the University of California, Davis, people are much more than meets the eye. “We are not just human,” he said. “We are an ecosystem.” The ...

Scientists are storing backup copies of the bacteria, viruses, archaea, protists, and fungi that keep our planet healthy ...

At-home gut health tests use DNA or RNA sequencing from a stool sample. Testing your gut health cannot replace an official diagnosis from a doctor. Your results may provide insights into gut ...