If you are going through fertility treatment or early pregnancy monitoring, you have likely heard the term “hCG” come up frequently. But what exactly is hCG and why is it monitored after a transfer? What is hCG? Human chorionic gonadotropin (hCG) is a hormone produced by the placenta during pregnancy. It helps thicken your uterine lining to support a fetus and tells your body to stop menstruating. HCG levels rise after conception and continue to…