Polycystic Ovarian Syndrome (PCOS) is the most common endocrinopathy in women of reproductive age. Providing a state-of-the-art analysis of the connection between insulin resistance and PCOS, this book comprehensively covers a range of topics. It provides an up-to-date and balanced overview of PCOS, with specific attention to the role of insulin resistance in its pathogenesis. It also examines diet and lifestyle factors in the aetiology and management of PCOS.