The dawning of a new year is — for many of us — the supposed dawn of a new you. New year, new you, new New Year’s resolution to be healthy. You renew your gym membership and you start a diet. Just as ...

The capacity of intestinal stem cells to maintain cellular balance in the gut decreases upon aging. Researchers have discovered a new mechanism of action between the nutrient adaptation of intestinal ...

The small intestine is responsible for absorbing our dietary nutrients, but it also plays a role in warding off toxic chemicals and life-threatening bacteria. Yale researchers now report on the ...

The capacity of intestinal stem cells to maintain cellular balance in the gut decreases upon aging. Researchers at the University of Helsinki have discovered a new mechanism of action between the ...

A new study reveals that age-related changes in the gut microbiota directly impair intestinal stem cell (ISC) function and that restoring a youthful microbial environment can reverse this decline.

The intestine is the most critical digestive organ and the largest immune organ in mammals, playing a central role in nutrient absorption, endocrine secretion, and defense against microorganisms.

Food packaging could be negatively affecting the way in which your digestive tract operates, according to new research by faculty and students at Binghamton University, State University at New York.

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, ...

Three letters from readers caught my eye this week: Dear Quinn on Nutrition: Could you please clarify the location of the nutrient-absorbing cells of the body? My daughter in law had her colon removed ...

On the left: Model organism fruit fly (Drosophila melanogaster), gastrointestinal tract highlighted in green. On the right: Microscope images of the fruit fly intestine where cell nuclei are stained ...