Piles mean Hemorrhoids. Piles are enlarged blood vessels inside or outside the anus. These enlarged blood vessels present the anus play a vital role in balancing but if these blood vessels enlarge than the normal size forming swollen collections of tissues in the anal area, it causes Piles.
Piles usually look like small, round, and discolored lumps that can be felt in the area of the anus or hanging down from the anal canal.