Microbiome

The dog-eat-dog world of human gut bacteria keeps stomachs stable and bodies healthy, new research suggests.

To equip an unborn baby with a healthy gut microbiome, new research suggests that mama might want to pass on the fries.

The bacteria may be crucial to early feeding.

How doctors perform fecal transplants today. An extra to Bryn Nelson's feature-length look at the next big thing in health care.

Bryn Nelson gets to the bottom of an emerging—and often shocking—therapy.