Irritable Bowl Syndrome(IBS) is a chronic disorder that affects the large intestine. The precise cause of IBS is not yet known. But some factors that appear to play a role in developing IBS includes, muscle contraction in the intestine, inflammations in the intestines, severe infections, changes in bacteria in the microflora etc. Certain food, hormones and Stress can trigger the occurrence of IBS. A person is more likely to have this syndrome, when they are Young, are female, have a family history of IBS, have a mental health problem.
This syndrome occurs more frequently in people under the age of 50.