I.B.S. or Irritable Bowel Syndrome is a common disorder of the digestive system that affects the large intestine. It is characterized by bloating, diarrhea, stomach cramps and constipation. Bouts of IBS are experienced during stress or after consuming certain types of food items. Though the symptoms of IBS can be pretty uncomfortable, these do not cause any permanent damage to the colon. In some of the cases, IBS can be disabling, while most patients learn to cope up with it with time.

While the exact cause behind IBS is unknown, experts theorize that it may set in due to miscommunication of the brain with the gastrointestinal tract. Certain conditions like bile acid malabsorption, celiac disease, fructose malabsorption, inflammatory bowel diseases and bacterial overgrowth in the small intestine.