Complicated births may not have arisen in humans as a trade-off between our need for big brains and pelvises suitable for ...

According to a new study, chimpanzees, like humans, must contend with a confined bony birth canal when giving birth. In ...

Nov. 6, 2024 — Children whose mothers took extra vitamin D during pregnancy continue to have stronger bones at age seven, according to ... High Cost of Childbirth and Postpartum Care Causes ...

The 'obstetrical dilemma' therefore evolved gradually over the course of primate evolution rather than suddenly in humans as originally argued. The birth process in chimpanzees and other great ...