INS and polycystic ovary syndrome: Ovulatory PCOS (hyperandrogenism and polycystic ovaries) lacks the characteristic reduction in ovulatory rate and menses observed in PCOS that leads to subfertility of females with PCOS, and is considered a milder form of the disorder with less severe hyperandrogenism than Type I and II as well as less severe metabolic dysfunction and higher insulin sensitivity [30, 31, 33].