A recent March of Dimes report finds a decline in those getting early prenatal care. Experts explain why that's an issue and ...

Your pregnancy countdown can get jumbled pretty quickly. Are you 13 weeks pregnant or 14? First trimester or second? Three months pregnant or four? Then there’s figuring out your due date — which, for ...

Corrections & Clarifications: An earlier version of this story misstated how to calculate pregnancy duration. It has since been updated. If you think there's a chance you might be pregnant, you want ...

Researchers conducted a population-based cohort study using data from the Swedish Medical Birth Register to identify potential risk factors associated with first-time preeclampsia during the second ...