Gestational diabetes is a significant concern in maternal-fetal health, and understanding its risk factors is critical for nursing students preparing for the NCLEX. Beyond just recognizing these risks, it’s important to comprehend their implications for patient care and outcomes. Family history plays a pivotal role; if a woman’s close relatives have diabetes, her chances of developing gestational diabetes increase due to inherited metabolic predispositions. Prior history of delivering a newborn with fetal macrosomia, which refers to a large baby typically weighing more than 8 pounds 13 ounces, highlights previous maternal glucose intolerance affecting fetal growth. Recognizing this risk helps nurses anticipate potential delivery complications such as shoulder dystocia. Obesity is a modifiable risk factor strongly linked with insulin resistance, which can predispose pregnant women to gestational diabetes. Nursing students should understand how obesity affects glucose metabolism and tailor patient education on weight management accordingly. Polycystic Ovary Syndrome (PCOS) is another endocrine disorder associated with insulin resistance. Women with PCOS have an increased risk of developing gestational diabetes, emphasizing the need for vigilant glucose monitoring during pregnancy. Excessive weight gain during pregnancy can exacerbate insulin resistance and increase the occurrence of gestational diabetes. Nurses play a crucial role in counseling pregnant patients on appropriate nutrition and physical activity to minimize this risk. In clinical practice and NCLEX scenarios, knowing these risk factors not only aids in diagnosis but also informs nursing interventions such as blood glucose monitoring, patient education, dietary planning, and collaboration with interdisciplinary teams to manage maternal and fetal well-being effectively. Staying informed about these risk factors will empower nursing students to deliver safe, evidence-based care and perform confidently in exams and real-world settings.