Swollen veins in the lower part of the rectum or anus. hemorrhoids can be inside the anus (internal), under the skin around the anus (external), or protruding from inside to outside of the anus. people with hemorrhoids may or may not exhibit symptoms which include bleeding, itching, and pain.

Hemorrhoids (or haemorrhoids), also known as piles, are vascular structures in the anal canal. In their normal state, they are cushions that help with stool control...