The causes are multiple. It could include (in order): 1 – Problem of Education. When you know that contraceptives exist, or that they are "forbidden" by a "higher moral authority" (usually male) as a religion, unwanted pregnancies are legion. This section could also add the fact that motherhood is considered a "women's business". So we (men) also believes that contraception is "women's issue". So if both partners use contraception the risk of unwanted pregnancy is very low, 2 – Access and use of contraceptives. Although contraceptives are known by the partners already has a financial cost. And a product like the pill is prescription only. This means the need to pass before the doctor every time that the order has expired. While on this point, France is changing. Furthermore, the use of the pill. Furthermore, the use of pilulenécessite to think continuously. For the hood is a bit like that, it must have one on hand each time, 3 – Men and women are not saints. Because of this, and yes men religious, they need to experience sexual pleasure. And therefore they can not just be abstinent. In this section you can also add a "risk taking" which is the "I did not have facilities at hand. So much for that one time is unlikely to get pregnant."