Additional Study Information: Women will be enrolled at or prior to prenatal visit at 34-40 weeks gestation with follow-up visits within 48 hours of delivery, and 6 and 12 months postpartum among the mother and infant. Maternal and infant measurements will be conducted at each visit. The purpose of the study is to estimate cardiovascular disease risk in healthy and medically complicated pregnant women and their infants 840 mother-infant dyads.