hCG functions

This article explores the hormone human chorionic gonadotropin (hCG), highlighting its critical role in signaling pregnancy and supporting early fetal development. It explains how hCG sustains the corpus luteum to maintain progesterone levels, ensuring the embryo’s growth. The article also discusses how hCG contributes to placenta development and immune tolerance during pregnancy. Understanding hCG’s functions helps in appreciating early pregnancy care and monitoring.