A new study explains how gut bacteria can evolve to become more pathogenic, leading to chronic inflammation and associated health problems.

Prenatal opioid exposure may trigger long-term neurological effects in a child’s life. The key is the opioid's impact on the developing gut microbiome.

How do you know which dietary fiber supplement is best for you? It doesn't really matter, experts say. Just get more of it.

"The practical implication is simple: Avoid antibiotic use in young children whenever you can..."

Researchers have found a link between gut bacteria differences and fibromyalgia severity. The work also points to a biological signature for the disease.

A new computer model accurately predicts the behavior of millions of gut microbe communities from hundreds of experiments.

Five strains of gut bacteria could ease inflammation, lead to new IBD treatments, and even possibly prevent some forms of bowel cancer.

Babies in industrialized nations have fewer bacteria that efficiently digest breast milk, a study of infants in hunter-gatherer communities shows.

Modified bacteria that can log data about their surroundings may be a good way to non-invasively get information about gut health, research in mice shows.

A dive into how fiber affects us, shows that one fiber supplement seemed helpful while another appeared harmful—but study participants' reactions varied.