What is 'irritable bowel syndrome' or IBS?

What is 'irritable bowel syndrome' or IBS?

Lin Chang (UCLA Division of Digestive Diseases) gives expert video advice on: What is 'irritable bowel syndrome' or IBS?; What does 'irritable' mean in terms of IBS?; What is a 'bowel'? and more...

Irritable bowel syndrome or IBS is a chronic, recurrent gastrointestinal condition where patients will experience abdominal pain or discomfort, and that pain or discomfort is associated with a change in bowel habits, whether it's diarrhoea or constipation, or alternating between diarrhoea and constipation.