• Women with PCOS have an increased risk of several traditional risk factors of cardiovascular disease (CVD) including obesity, dyslipidemia, hypertension, metabolic syndrome, and diabetes. • Women with PCOS have an increased prevalence of markers of subclinical atherosclerosis including increased carotid intima-media thickness (IMT), increased coronary artery calcifi cation, and endothelial dysfunction compared to control populations.• Currently available CVD risk-assessment tools may underestimate the risk of CVD in the PCOS population.• There is an increased risk of endometrial cancer in the PCOS population.• Limited evidence suggests an increased risk of ovarian cancer in women with PCOS.• Previously suggested risk of breast cancer has not been substantiated in women with PCOS.• Women with PCOS are more likely to have increased depressive symptoms and depression compared to controls.