How long do frozen embryos last? It is generally believed that embryos frozen for 10 years can still produce a viable pregnancy and subsequent live birth. However there is one birth that occurred after the embryo was frozen for 13 years. (http://news.bbc.co.uk/2/hi/health/4655035.stm) The real issue is that most couples use their embryos within four to five years after creating them. Couples with frozen embryos want a pregnancy and either will use their embryos until either a pregnancy is achieved or until there are no remaining embryos for implantation. It is unusual to find a couple who creates frozen embryos and then waits 10 years before implanting them. Equally it is unusual to find a couple that has a child and resulting frozen embryos to wait 10 years to have another child. Most couples prefer children born closer in age to one another. It is for all these reasons that it is infrequent to find couples implanting frozen embryos more than five years after their creation.What is a frozen embryo?When embryos are created and not immediately implanted into a recipient uterus these embryos need to be cryopreserved/frozen or they will die within a few days.Sometimes when embryos are created:
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