For the roughly 3 million Americans living with inflammatory bowel disease, the current treatment options tell a frustrating ...

After every meal, the intestines perform an action called peristalsis—moving food through their hollow interiors with coordinated contractions and relaxations of the smooth muscle. For more than a ...

Researchers sheds light on a face-off in the intestines between the immune system and a bacterial pathogen whose family members cause gastrointestinal disease and the plague. The team's insights may ...

When it comes to intestines, it sure seems like two are better than one. I asked my friend Franck Carbonero why that is. He’s a microbiologist at Washington State University. He studies the bacteria ...

Intestinal lymphoma is a form of cancer that begins in the lymph tissue within the intestines. It can cause nausea, abdominal pain, weight loss, and bloody stools. Surgery may be required. The ...

Intestinal pseudo-obstruction is a rare condition that occurs when you have symptoms of intestinal obstruction without anything physically blocking the intestines. It can be chronic or develop ...

Organoid models of the small intestines are now a closer match to the cellular architecture of the human intestine, thanks to the work done by the Organoid group at Hubrecht Institute in the ...

This story is part of a series exploring human anatomy and physiology complexities. Each story in this collection showcases discoveries reshaping our understanding of the body's inner workings, ...

The gut microbiome is an important ecosystem of microbes that lives in each one of us, and its strength affects our overall health. However, the small intestine is an underappreciated part of the gut ...