Leading micronutrient expert Dr. Kimberly O’Brien, a Professor of Human Nutrition at Cornell University and the 2025 recipient of the March of Dimes Agnes Higgins Award in Maternal-Fetal Nutrition, discusses what we know—and don't know—about iron requirements, metabolism, and use in pregnancy.

Dr. Diana Bianchi on Detecting Maternal Cancer with Cell-Free DNA

MODCAST is a podcast on the most impactful maternal and infant health research conducted today. MODCAST aims to bring scientists, doctors, donors, and families behind the laboratory doors for a fascinating look into the science that is changing, study by study, the story of moms and babies in the U.S. From interviews and news analysis to study discussions and more, MODCAST is the science community’s source for today’s preeminent research on moms and babies.&nbsp;Listen today.&nbsp;