Everyone has gas. Burping and "passing gas" is normal. But because it is embarrassing, many people believe they pass gas too often or have too much gas. A person actually having too much gas is…

Cirrhosis is a condition in which the liver slowly deteriorates and malfunctions due to chronic injury. Scar tissue replaces healthy liver tissue, partially blocking the flow of blood through the liver. Scarring also impairs the…

Barrett's esophagus is a condition in which the tissue lining the esophagus — the muscular tube that connects the mouth to the stomach — is replaced by tissue that is similar to the lining of…

Crohn's disease is an ongoing disorder that causes inflammation of the digestive tract, also referred to as the gastrointestinal (GI) tract. Crohn's disease can affect any area of the GI tract, from the mouth to…