Many women have inverted nipples. In most cases it is congenital, meaning that the condition existed at birth.This issue is present when the mammary canals joining in the nipple are too short and pull it inwards. According to the case, the inverted nipple may be permanent or only when it is in rest, affecting one or both breasts. Inverted nipples may cause hygienic problems or represent a source of discomfort. It is possible to correct inverted nipples with a simple and reliable surgery.