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 ...

When it comes to gut health, one of the most important, and also overlooked, is gut transit time. This factor determines how long food takes to travel through the digestive tract. Although there are ...

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.

Sign up for CNN’s Eat, But Better: Mediterranean Style. Our eight-part guide shows you a delicious expert-backed eating lifestyle that will boost your health for ...

Your personal food-processing plant is like a symphony orchestra: When all the parts perform well, the result is beautiful music that simply flows. Should one or two musicians space out or be unable ...

Stomach cancer presents many nutritional challenges. Here are some tips to help you manage symptoms and boost nutrition during treatment and after surgery. Stomach cancer is the fifth most common type ...