IBS - IRRITABLE BOWEL SYNDROME
Irritable bowel syndrome (IBS) is a disorder that interferes with the normal functions of the large intestine (colon). It is characterized by a group of symptoms-crampy abdominal pain, bloating, constipation, and diarrhea.
One in five Americans has IBS, making it one of the most common disorders diagnosed by doctors. It occurs more often in women than in men, and it usually begins around age 20.