The causes of hemorrhoids are mainly on two theories.
First, varicose veins doctrine that hemorrhoids are rectal mucosa and the anal canal under section bolus venous plexus congestion, expansion and buckling under the skin formed.
However, currently the most widely accepted theory is that Thomson anal cushions down doctrine that hemorrhoids was originally part of the normal anatomy of the anal canal, namely vascular cushions, is above the dentate line and a ring with a sponge-like tissue of 1.5cm.
Only anal cushion tissue and associated with abnormal symptoms, can be called hemorrhoids, only in need of treatment, the treatment aims to relieve symptoms rather than eliminate hemorrhoids body.
Some of the risk factors of hemorrhoids is constipation which is due to lots of drinking, eating a lot of spicy food and sedentary for a long is the primary cause.