Food labels make calories seem simple. They show the number of calories per serving, which is calculated based on how much ...

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

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

Chemical digestion is one of the six main functions of your digestive system. This system consists of your digestive or gastrointestinal tract and accessory organs. During chemical digestion, your ...

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 ...