As a mother of triplets (now age 5), born healthy at 36 1/2 weeks, I felt immediately compelled to comment on this story (“Pregnant With Unexpected Grief,” Aug. 11). I believe it gives a one-sided ...

In Ontario, Canada, the publicly funded fertility program mandated an elective single-embryo transfer (eSET) policy in 2015 for in vitro fertilization (IVF), and this mandate was associated with a ...

The birth defects were more likely, but still very uncommon, in infants conceived through certain fertility treatments, a large study found. By Teddy Rosenbluth After multiple cycles of I.V.F. and ...

Some fertility treatments, such as IVF, might increase the possibility of having twins due to multiple embryos being transferred or the spontaneous splitting of one embryo. But it’s much more likely ...