Before we talk about what AMH is, I think it is important for women to understand the basics of female fertility.
Women are born with all of the eggs they will ever have in their life (approximately 1-2 million at birth). Throughout their lifespan, starting at the first menstrual cycle, the body recruits a group of follicles (each with a small immature egg inside) that have the potential to respond to hormones, grow and ovulate.
Usually, a woman will ovulate one egg per month. The eggs that do not get selected to ovulate will dissolve and the process repeats itself if a