Irritable bowel syndrome (IBS) affects up to one in five people (twice as many women as men), and although it usually starts in early adulthood, it affects older people too. Bowel wall muscles usually contract regularly, moving food and waste along, but in IBS, contractions become disorganised. The exact cause isn’t known, but IBS may be due to a disorder/ sensitivity of bowel nerves, and/or be triggered by diet, stress, or other lifestyle factors (see tips box).
ABC symptoms
IBS causes Abdominal pain/cramps/discomfort, Bloating, and a Change in bowel habit (diarrhoea, constipation, alternating diarrhoea and constipation, or a change in the shape or consistency of your stools), persisting for at least six months. Pain may be worse after eating, and relieved by opening your bowels, you may need to ‘go’…