The human gastrointestinal system principally refers to the stomach and intestine, but can encompass the entire gastrointestinal tract, including all structures and organs from the mouth to the anus.

The digestive system is the series of tubelike organs that convert our meals into body fuel. There are about 30 feet (9 meters) of these convoluted pipeworks, starting with the mouth and ending ...

To do that, the researchers looked at how CRISPR sequences changed over time in two different datasets obtained by sequencing microbes from the human digestive tract. One of these datasets ...

Your heart's will to beat, to keep going, is incredibly strong. If the heart fails, so does everything else… Because it's your heart's job to deliver to every cell, to every nook and cranny of ...

PBS Nova spoke with physiology experts and competitors to find out what happens to the human ... other gastrointestinal functions. Undigested matter can stay in the gastrointestinal tract for ...

Because we have a digestive system! …a series of organs that break food down in a useful way for the body. And it gets rid of all the body's waste as well! The food we eat has to be broken down ...

Gastrointestinal diseases are those that affect any section of the gastrointestinal tract, from the oesophagus ... is studied in machine-perfused human livers — and the presence of fatty liver ...