A study, published in the New England Journal of Medicine, examined whether frozen embryo transfer increases live birth rates among women with infertility as compared to fresh embryo transfer.

Fresh embryo transfer may be better than a freeze-all strategy for women who have a lower prognosis for in vitro fertilization (IVF) treatment success, according to new data published in The BMJ.

Monozygotic twinning itself after elective single embryo transfer is uncommon, occurring in no more than roughly 3% of cases.

For the first time, scientists have recorded a human embryo implanting into a womb in real time, a feat the researchers hope will lead to new ways to treat infertility and prevent miscarriages. "Being ...