A syndrome is a collection of symptoms that often occur together. Irritable bowel syndrome (IBS) is a common syndrome that causes many individuals to seek medical help. This condition is separate from inflammatory bowel disease and is not related to other bowel conditions.

Irritable bowel syndrome is also known as spastic colon, irritable colon, mucous colitis, and spastic colitis. The condition includes symptoms such as cramping, abdominal pain and bloating, constipation, and diarrhea. Some individuals who have the condition have minor symptoms, while others experience a significant impact on daily life.