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 ...

Your body produces vitamin D from sunlight, and it’s also found in foods like fish and eggs. However, many people struggle to ...

Villi are tiny projections in the small intestine that help absorb nutrients and aid digestion. Damage to your villi can lead ...

Researchers developed a model showing gut bacteria can significantly affect how many calories the body absorbs from food.

A diet rich in the amino acid cysteine may have rejuvenating effects in the small intestine, according to a new study from MIT. This amino acid, the researchers discovered, can turn on an immune ...

A new study suggests gut bacteria play a key role in how many calories people absorb, offering fresh insights into metabolism and nutrition.