1. Irregular menstruation Most patients with polycystic ovary syndrome will show a low menstrual flow, coming only once every few months. In a few cases, the menstrual flow may be too heavy. 2. Non-stop pimples It is obvious that you have been an adult for a long time, but you keep getting pimples on your face, and they even spread to your back and chest. Underarms, breasts or groin may have small pustules, and sometimes a strange smell. 3, excessive body hair Excessive body hair, black and thick, distributed in the central part of the body, such as between the breasts, around the navel, groin, inner thighs, back. 4.Great appetite After meals, you still have a strong appetite and always keep wanting to eat sweets. 5.Unexplained weight gain Within a few months, the weight increases by 5-10 pounds, but no obvious reason can be found. If most of the parts of the weight gain are concentrated in the abdomen or the center of the body, it is more important to pay attention to. 6. Infertility Failure to conceive after at least 1 year of normal sex without any contraceptive measures may be due to ovulation disorder caused by polycystic ovary syndrome. 7. Repeated miscarriages Polycystic ovary syndrome causes high levels of androgens or insulin, which may lead to an increased risk of miscarriage in women.