Your liver is essential to your good health. The liver is an important part of the digestive system. It performs more than 300 different function in the human body. Learn more about the liver.

Scientists can have an inside look at the digestive system by studying very special cows. Follow a University of Idaho scientist as he explains how cows digest their food by opening a unique portal ...

In the 1966 sci-fi film Fantastic Voyage, a group of scientists ventures inside the body of an injured colleague to save him from a life-threatening blood clot. They get a front-row seat to the ...

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Tens of thousands of years ago, dogs found their evolutionary niche as consumers of human waste. And if you're an animal eating refuse for a living, you better be equipped with a strong digestive ...

The central nervous system (CNS) consists of the brain and the spinal cord and controls most functions of the body and the mind. The CNS governs voluntary movements, such as walking, and involuntary ...

Your gastrointestinal (G.I.) system, the key player in your overall digestive health, is one of the most important systems in your body. It consists of the mouth, esophagus, stomach, small intestine, ...