Hemorrhoids are common diseases that affects many people. To be sincere, we all have hemorrhoids (popularly called piles).

Anatomically, hemorrhoids are plexuses, bearings or pads of submucosal tissue where the venule and arteriole ducts of the anal canal are. Only pathological son when the blood flow in this area of blood vessels is interrupted.

There is talk of hemorrhoidal disease when there are varicose dilations of the hemorrhoidal veins. Read More
http://zeliom.com/causes-and-cure-of-hemorrhoids