Pregnancy
Having a baby is a wonderful and joyous experience. Learn about the science of pregnancy: how to get pregnant, the stages of pregnancy, what happens to the mother-to-be's body and how the fetus develops.
Latest about Fertility, Pregnancy & Birth
How many extra calories does a person need during pregnancy?
By Amy Arthur published
Scientists estimate that a person needs tens of thousands of extra calories to support a pregnancy — but there's no one-size-fits-all answer.
Mifepristone: What to know about the drug in the Supreme Court's abortion pill case
By Nicoletta Lanese last updated
The Supreme Court of the United States has now issued a ruling about a widely used abortion pill. Here's what you should know.
Supreme Court preserves access to abortion pill mifepristone in unanimous ruling
By Nicoletta Lanese published
In a 9-0 ruling, the court determined that an anti-abortion collective didn't have legal standing to raise the case against mifepristone to the Supreme Court.
Epidurals may lower risk of complications after birth, study hints
By Miriam Bergeret published
Getting an epidural during labor was linked to a 35% reduction in severe maternal health complications in a new study, with even higher protective effects in people with preterm births.
'As beautiful as pregnancy sounds, it also scares me': Author Layal Liverpool on the reality of racism in reproductive health care
By Layal Liverpool published
In a new book, science journalist Layal Liverpool sheds light on pervasive, racialized inequities in health care, including in reproductive care.
Lab-grown mini-placentas reveal clue to why pregnancy complications happen
By Emily Cooke published
Infections can trigger pregnancy complications, and now, new miniature versions of the placenta are helping show why.
'Zombie cells' in the placenta may cause heart failure in pregnancy
By Nicoletta Lanese published
"Undead" cells in the placenta that spew proteins may help explain cases of heart failure that happen in late pregnancy and the early postpartum period.
Tube-tying surgeries and vasectomies skyrocketed post-Roe
By Emily Cooke published
A new study suggests that the overturning of Roe v. Wade in 2022 prompted a surge in young people undergoing sterilization procedures, especially women.
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