Polycystic Ovary Syndrome (PCOS) is one of the most common disorders diagnosed in women. It is characterized by menstrual irregularities, hyperandrogenism, and infertility. A solidified reason as to why so many women develop PCOS has not yet been identified, but research suggests a significant connection with Endocrine Disrupting Chemicals (EDCs). This review will examine the relationship between PCOS onset and bodily concentrations of one EDC: Bisphenol A.