Obstetrics & Gynecology

Pregnancy hypertension risk increased by traffic-related air pollution

A new report from the National Toxicology Program (NTP) suggests that traffic-related air pollution increases a pregnant woman’s risk for dangerous increases in blood pressure, known as hypertension.

More than one day of early-pregnancy bleeding linked to lower birthweight

Women who experience vaginal bleeding for more than one day during the first trimester of pregnancy may be more likely to have a smaller baby, compared to women who do not experience bleeding in the first trimester, suggest researchers at the National Institutes of Health.