Researchers have discovered microplastics and nanoplastics in the human brain, reproductive organs, and other vital systems.

New research finds there is significant variation in the anatomy of the human digestive system, with pronounced differences possible between healthy individuals. The finding has implications for ...

CHICAGO — The human digestive system breaks down foods and liquids into macro and micro nutrients, which are then absorbed by the bloodstream and transported throughout the body to keep it functioning ...

An introduction to the amazing functions of the human body's digestive system. An introduction to the amazing functions of the human body's digestive system. Our continued survival as individuals and ...

There's rarely time to write about every cool science-y story that comes our way. So this year, we're once again running a special Twelve Days of Christmas series of posts, highlighting one science ...

Using new technology, researchers at UC Davis and Stanford University are able to study microbes and metabolism in different parts of the human digestive system for the first time. (Getty Images) Most ...

The rate of Americans diagnosed with digestive disorders and gastrointestinal cancers is rising, especially in those ages 50 ...

When an ulcer creates an actual perforation in the digestive tract, surgery is currently the only treatment. In the ...

Humans lack the digestive enzymes and specialized anatomy to break down cellulose, the main component of grass, unlike herbivores. Early human ancestors consumed plant material, but their digestive ...