The mouth starts the digestion process by breaking food down into a more easily digestible form. It does this through a combination of mechanical and chemical digestion. After people take food in ...

The fundus is a dome-shaped part of the stomach that stores gas from digestion. It can also hold food if the stomach becomes full. The stomach is an important part of the digestive system. It stores ...

Did you know that the gut is often referred to as “our second brain”? This is because, according to experts, the state of our digestive system affects every aspect of our life, from the moment we eat ...

Stomach acid, primarily hydrochloric acid, plays a vital role in digestion by breaking down food and enabling nutrient absorption. It acts as a crucial defense against harmful microorganisms, ...

Ricardo Da Costa’s first job out of high school in the 1990s in Portugal was as a professional triathlete—competing in races that required him to swim, then bike, then run. One of the biggest problems ...