PAF causes strong contractions—especially in the muscles of the esophagus and the stomach’s upper region (called the gastric fundus). In other parts of the intestine, such as the small intestine and ...

Lupus affects different people in different ways. Many people with lupus have problems with their digestive system. How does lupus affect the digestive system? The digestive system includes the ...

Acid reflux: The backflow of stomach contents into the esophagus. Acid reflux generally occurs because the lower esophageal sphincter (LES) relaxes and allows harsh stomach juices to flow back up into ...

Your gastrointestinal (G.I.) system, the key player in your overall digestive health, is one of the most important systems in your body. It consists of the mouth, esophagus, stomach, small intestine, ...

Maggie O’Neill is a health writer and reporter based in New York who specializes in covering medical research and emerging wellness trends, with a focus on cancer and addiction. Prior to her time at ...

A team led by researchers at Baylor College of Medicine and Washington University School of Medicine has shed light on the process that drives Barrett’s esophagus formation. This condition affects the ...

Smoking damages the digestive system, which can lead to chronic inflammation and stomach pain. Quitting smoking can provide relief for stomach pain as well as other health benefits. Smoking has ...

Picture this scenario – you’re sitting at dinner when suddenly you feel intense chest pain, difficulty breathing, and a sense of impending doom. Your first thought is heart attack, so you rush to the ...

Chemical digestion occurs when the body uses enzymes to break down certain molecules, such as carbohydrates. This process allows the bloodstream to absorb smaller molecules to transport around the ...