Pregnant While Already Pregnant? Meet Superfetation
Just when you thought pregnancy had run out of surprises, here’s a fascinating fact: a woman can, in extraordinarily rare circumstances, conceive again while she is already pregnant. It’s called superfetation. One pregnancy begins, then another embryo joins it later. How does the biology work? A second pregnancy would have to overcome three barriers: For … Read morePregnant While Already Pregnant? Meet Superfetation
