Professor Nadim Haboubi, Consultant Gastroenterologist at St Joseph’s Hospital Irritable Bowel Syndrome (IBS) is thought to affect at least 20 per cent of the UK population, leaving many struggling with symptoms including stomach cramps, bloating and sometimes other non-intestinal symptoms such as fatigue, nausea and anxiety. April is IBS Awareness Month and although it is considered a benign condition, it can cause debilitating symptoms for some