Fetuses of pregnant people who gained excess weight in the first trimester of pregnancy show signs of excess fat distribution in the upper arm and in the abdomen, according to a new study. These ...

After getting that first positive pregnancy test, you may feel a rush of excitement…followed by a surge of nausea, and then the overwhelming urge to take a nap. The first trimester of a pregnancy can ...

First trimester maternal 25-hydroxyvitamin D (25(OH)D) concentrations below 40 nmol/L are associated with 4.35 times higher risk for preterm birth. Higher first trimester 25(OH)D levels show positive ...

Taking antidepressants such as Prozac during pregnancy can affect the child's brain development and potentially lead to them having mental health disorders later in life, a new study warns. AFP via ...

Scanning for serious structural issues in fetuses during the first trimester can result in earlier detection of these issues, reports a new study led by Aris Papageorghiou at the University of Oxford, ...

Infants of mothers treated in the first trimester of pregnancy with trimethoprim/sulfamethoxazole (TMP-SMX) antibiotics for urinary tract infection (UTI) appeared to ...

The expansive new study comes amid the Trump administration’s ongoing rollback of vaccine recommendations Getty An expansive new study of more than half a million infants found that the COVID-19 ...