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 ...

You may understand the respiratory and digestive systems as separate entities but, in many ways, the two are intimately connected. For example, breathing provides oxygen to help your digestive tract ...

The human body has 78 organs, with the brain, heart, kidneys, liver, and lungs considered vital for survival. The article details their key functions and unique facts.

An enzyme is a type of protein found within a cell. Enzymes create chemical reactions in the body, and can actually speed up the rate of a chemical reaction to help support life. Enzymes are produced ...

Your body’s biliary system encompasses your bile ducts, gallbladder, and the associated digestive structures. This system works together to move bile, also called digestive fluid, through your system ...

Much of the food you eat is absorbed by your digestive system. But some makes it all the way through those twists and turns and comes out the other end.