The charity Bowel Cancer UK stated that "you may have looser poo and may need to poo more often than normal".
While it can be embarrassing to speak to the doctor about your bowel habits, doctors are not fazed.The charity said: "Before you go to your doctor, make a note of any changes in your bowel habits or any other symptoms.To enable the doctor or nurse to see the bowel lining clearly via the flexible sigmoidoscopy, a bowel preparation will be needed beforehandA bowel preparation will involve an enema, which is a medicine given straight into the back passage, on the day of the test