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 ...

But what happens in your body when digesting? It can start from the first sniff of a yummy smell wafting from the kitchen—that’s all it takes for your digestive system to kick into gear.

Different organs can work together to perform a common function, like how the parts of your digestive system break down ... 11 major organ systems in the human body.

The human digestive system refers to the organs that take in food and break them down. Digestion describes the complex process that enables the nutrients in food to enter the body and its cells.

Your kidneys are like filters. Your brain is like a computer. Your digestive system is like a tube. Your hands are controlled a bit like a marionette. These comparisons exist in part because ...

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 ...

Find out about the different stages of a human life cycle and how we ... Discover how the food gets into the body, through the digestive system. What happens to food in your mouth?