Over the past decade, rates of metabolic syndrome have increased significantly worldwide, and the prevalence of overweight and obesity among adults has exceeded 60% in developed countries. It is believed that metabolic syndrome is directly and indirectly associated with adverse consequences of pregnancy, childbirth and the postpartum period, including a high risk of preeclampsia, gestational diabetes mellitus, venous thromboembolic complications, postpartum hemorrhage, and weakness of labor. Children of obese women are at increased risk of prematurity, macrosomia, antenatal fetal death, trauma during childbirth, and metabolic and neurological disorders. Additionally, metabolic syndrome in pregnant women may predispose their offspring to long-term health problems, potentially creating an intergenerational cycle of obesity and insulin resistance. This review examines the impact of metabolic syndrome on the course and possible outcomes of pregnancy and childbirth