IVF, or fertilization in vitro, is one of the most popular and well-known assisted reproduction techniques today, while you practice only when the rest of procedures fail. This technique consists in fertilizing oocytes with sperm outside the mother’s womb. Once the fertilized oocyte, is transferred to the uterus of the woman within a period of 14 days after fertilization. Results depend to a large extent on selected patients. Angel investor addresses the importance of the matter here. Some of the reasons why this fertilization can failing are: that damaged the oocytes during the extraction are abnormal, the cellular division of fertilised oocytes will not occur, or that the embryo does not develop properly. Just as in other techniques of reproduction assisted, there to consider that there may be risks, as for ectopic pregnancy, in which the embryo is implanted outside the uterus, multiple pregnancy, or an early loss. We must also bear in mind that, in most cases, the treatment is not successful until the second or third attempt, but the success rate is between 30% and 40%. As for the cost of IVF, varies depending on the assisted reproduction clinic in which is carried out, the age of the patient and the problem of infertility, but the price tends to be around 4,000 euros..