Hello, polycystic ovarian syndrome is a problem in which a woman's hormones are out of balance. It can cause problems with your periods and make it difficult to get pregnant. PCOS also may cause unwanted changes in the way you look. If it isn't treated, over time it can lead to serious health problems, such as diabetes and heart disease. The most common symptoms are: Acne.Weight gain and trouble losing weight.Extra hair on the face and body.Thinning hair on the scalp.Irregular periods. Often women with PCOS have fewer than nine periods a year. Some women have no periods. Others have very heavy bleeding.Fertility problems. Many women who have PCOS have trouble getting pregnant(infertility).Depression. Regular exercise, healthy foods, and weight control are the key treatments for PCOS. Treatment can reduce unpleasant symptoms and help prevent long-term health problems.