Yawning in the womb may be the unborn baby showing distress, according to new research. Fetuses can - and do - yawn in the womb, where all oxygen is provided by the placenta, scientists say. Now, a ...

A fetus doesn’t have to see a yawn to catch it. Mothers can spread yawns to their yet-to-be-born offspring during pregnancy, researchers report May 5 in Current Biology. But researchers largely ...

There's nothing quite as contagious as a yawn - and it turns out even babies in the womb aren't immune.

Even fetuses yawn, a new study shows. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. During the second and third trimester, fetuses yawn ...