The small intestine is an important part of the digestive system, connecting the stomach to the large intestine. It stretches about 20 feet and coils to fit in your abdomen. The small intestine is ...

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 human small intestine is an essential organ that helps us absorb nutrients and vitamins from food. It is an average of 6 meters long and is covered with millions of villi that are separated by ...

The human small intestine absorbs nutrients while protecting us from potentially harmful microbes. One of the cell types that plays a key role in this protection is the microfold cell (M cell). These ...

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 ...

Short bowel syndrome (SBS) affects how well the small intestine absorbs nutrients. Surgery, medications, and nutritional support are all part of a comprehensive treatment plan for this condition. SBS ...