It is not known exactly what causes it but it could be linked to food passing through your gut too quickly or too slowly, oversensitive nerves in your gut, stress and a family history.

Symptoms include cramps, bloating, diarrhoea and constipation.


Doctor Evennett said: “It is most important that if stools are a red colour or if blood is visible in stool, whether it be mixed in with the stool or on the surface, this is checked out, without delay, by a doctor.

“Commonly this may occur due to piles or a tear in the anal tissue, perhaps due to straining, however, blood may be a sign of bowel cancer, and should not be ignored.

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