Inguinal hernia men are 25 times more likely to have an inguinal hernia than women. Although several mechanisms such as strength of the posterior wall of the inguinal canal and shutter mechanisms compensating for raised intra-abdominal pressure prevent hernia formation in normal individuals, the exact importance of each factor is still under debate. The physiological school of thought thinks that the risk of hernia is due to a physiological difference between patients who suffer hernia and those who do not, namely the presence of aponeurotic extensions from the transversus abdominis aponeurotic arch. There are two types of inguinal hernia, "direct" and "indirect",
Ans d'Ans" association with Périgord. This association contains six municipalities and all with the descendants of Ans: Badefols-d'Ans, La Boissière-d'Ans, Chourgnac d’Ans, Granges-d'Ans, Sainte-Eulalie-d'Ans and Saint-Pantaly-d'Ans. Ans Ans (; ) is a small Belgian municipality located in the Walloon province of Liège. On January 1, 2006, Ans had a total population of 27,322. The total area is 23.35 km² which gives a population density of 1,170 inhabitants per km². Its postal code is 4430. Ans is the finish location of the road bicycle race Liège–Bastogne–Liège, the oldest of the classic cycle races held every April. Ans is bounded with Liège, Seraing,