Irritable bowel syndrome (IBS) might affect up to 30 per cent of Australians.

But it’s unlikely IBS is one condition with a single cause. In some cases the strong gut-brain connection might be the culprit.

One researcher has been on a mission to find out more about what causes IBS, and what can be done about it.

Guest/s

• Distinguished Laureate Professor Nicholas Talley, University of Newcastle and gastroenterologist at John Hunter Hospital