For those currently undergoing in vitro fertilization, the entire process can be complex – both medically and emotionally.
In vitro involves creating an embryo in a medical laboratory using eggs harvested from the intended mother (or a donor) and sperm collected from the intended father (or a donor). After a period of incubation, the embryo is transferred into the woman’s uterus and the wait for implantation – and hopefully, a positive pregnancy test! – begins. Any extra embryos are frozen in storage.
But even after one or more successful pregnancies, there’s one more step. A broader, potentially ethics-related question can linger: What to do with any leftover embryos?
Read the full, original story: The IVF question: What to do with leftover embryos?