The brown color of poop comes from the bile that is added by the liver to your bowl of cereal as it makes its way through the small intestine. The bile is changed by bacteria from green to brown.

Digestion and breathing may seem unrelated, but they are intimately connected. Here's how they work together to support health.

The metabolic impact of food temperature Beyond direct digestive effects, food temperature may influence metabolism—the process by which your body converts food into energy.

As food travels through a person’s digestive system, the body uses enzymes to break it down into smaller molecules. This process is chemical digestion.

Is there anything I could do to have a stronger digestive system? This question was originally answered on Quora by Shawna Curry.

Increased consumption of teas rich in catechins is associated with reduced risk of stomach, colon and other gastrointestinal cancers. Now researchers have found found that the digestive process ...