In vitro fertilization (IVF) using frozen embryos may be associated with a 74% higher risk of hypertensive disorders in pregnancy, according to new research published today in Hypertension, an American Heart Association journal. In comparison, the study found that pregnancies from fresh embryo transfers – transferring the fertilized egg immediately after in vitro fertilization (IVF) instead of … Continue reading Frozen embryo transfers linked with high blood pressure risks in pregnancy; What is sibling comparison?