Bowel endometriosis happens when endometrial-like tissue grows on the bowel, most often on the rectum or colon, and sometimes even on the small intestine. It can cause symptoms like: • Irregular bowel movements • IBS-like discomfort, bloating, gas • Blood in stool • Alternating diarrhoea and constipation • A constant feeling of not fully emptying your bowels (tenesmus) These symptoms can also occur due to pelvic endometriosis affecting areas like the uterosacral or parametrial region — so a prop