The decline appears to be associated with how guidance has strengthened around the number of embryos transferred during the use of assisted reproductive technologies like in vitro fertilization.

Identical triplets are extremely rare, but it can happen. Here's what you need to know. While many people are familiar with the terms "identical" and "fraternal" in describing multiples, what these ...

Triplet births in the U.S. have reached their lowest point in 25 years. The number of triplets born in the United States has reached a 25-year low, according to new data from the U.S. Centers for ...

If you’ve got triplets on the way (or know someone who does), you might be wondering: Will all three look exactly alike, or will each baby be different? The answer is a little complicated. Unlike with ...

Naturally conceived identical triplets are extremely rare. Jan. 24, 2014— -- In this age of fertility treatments, triplets have become relatively familiar, if not exactly commonplace. But a ...

CNN — (CNN) — Giving birth to triplets, quadruplets or even more has become increasingly less common in the United States. The rate of triplet and higher-order births in the US declined 62% between ...

(CNN) — Giving birth to triplets, quadruplets or even more has become increasingly less common in the United States. The rate of triplet and higher-order births in the US declined 62% between 1998 and ...