Previous gastroenteritis has been identified as the most important risk factor for IBS, and several studies reported that a substantial proportion of patients with gastrointestinal infection develops IBS symptoms,which can persist for several years.

Irritable bowel syndrome is a disorder that affects the large intestine . Irritable bowel syndrome commonly causes cramping, abdominal pain, bloating, gas, diarrhea and constipation. IBS is a chronic condition that you will need to manage long term.