3D simulation of the birth canal of chimpanzees with (B) the fetal head in a fully extended position, the typical head alignment in apes, and (C) the fetal head in a fully flexed position, the usual ...

During human birth, the fetus typically navigates a tight, convoluted birth canal by flexing and rotating its head at various stages. This complex process comes with a high risk of birth complications ...

Childbirth in humans is much more complex and painful than in great apes. It was long believed that this was a result of humans’ larger brains and the narrow dimensions of the mother’s pelvis.

A typical human pregnancy lasts 40 weeks, but most parents know this number is only a rough estimate. Babies are born on a seemingly unpredictable timeline, with a normal pregnancy ranging from 38 to ...

Image courtesy of Paola Cerrito and Timothy Bromage. Depending on whom you ask, giving birth can be a miraculous, horrifying, incredible, painful, or primal experience. In most cases, it transforms ...

In the shadow of America’s shameful maternal death rate lies another pervasive health crisis: nearly one-third of U.S. births are by Cesarean section. This means that over a million new Americans ...

Childbirth in humans is much more complex and painful than in great apes. It was long believed that this was a result of humans' larger brains and the narrow dimensions of the mother's pelvis.