Irritable bowel syndrome (IBS) or spastic colon is a common disorder that affects the large intestine (colon). It is characterized by chronic abdominal pain, discomfort, bloating, and alteration of bowel habits.
Irritable bowel syndrome or IBS affects mostly women. Only a small number of people with irritable bowel syndrome have severe signs and symptoms. Some people can control their symptoms by managing diet, lifestyle and stress. Others will need medication and counseling.