Scientists have long known that vast colonies of bacteria, viruses and other microorganisms—a population collectively called the microbiome—live on and inside the human body. In just the past few ...

The results were even more disparate than the team had expected. Of the more than 1,200 families of microbes identified by all the tests combined, just three microbe families were present in all seven ...

New research has found that at-home gut microbiome tests lack standardization, resulting in different results from the same ...