A thrombosed hemorrhoid and its painful symptoms occur when a blood clot forms inside a hemorrhoid, a swollen vein in or near the anus or rectum, and blocks blood flow. They often happen due to the ...

Hemorrhoids are swollen veins in your rectum, the opening in your bottom. They can cause itching, burning, pain, or bleeding. It's common to get them during pregnancy, especially in the third ...

Hemorrhoids are a complication of IBS. The condition is often caused by chronic constipation or diarrhea, as well as other side effects of IBS. Irritable bowel syndrome (IBS) is a group of intestinal ...