what causes irritable bowel
The exact cause of irritable bowel syndrome is unknown. It is believed to be due to a number of factors, including alteration in the gastrointestinal (GI) tract motility, abnormal nervous system signals, increased sensitivity to pain, and food intolerances. The following are risk factors thought to cause IBS:
Irritable Bowel Syndrome (IBS) Irritable Bowel Syndrome (IBS) The exact cause of irritable bowel syndrome (IBS) isn't known. But health experts believe that faulty communication between the brain and the intestinal tract is one cause of symptoms. In some people, this miscommunication causes abnormal muscle contractions or spasms, which often cause cramping pain.