A comprehensive study conducted in Sweden has revealed that nearly half of the cases of gestational diabetes—a common complication during pregnancy—could be prevented by maintaining a normal body weight prior to conception. The research, which analyzed data from almost two million births between 2000 and 2020, highlights the significant impact of pre-pregnancy weight on maternal and fetal health.

Gestational diabetes occurs when a pregnant woman experiences high blood sugar levels, which can pose serious risks not only during pregnancy but also increase the likelihood of developing type 2 diabetes later in life. The study emphasized that obesity and being overweight, defined as having a body mass index (BMI) over 30, are closely linked to adverse pregnancy outcomes, including gestational diabetes.

Researchers are calling for increased awareness about the importance of maintaining a healthy weight before pregnancy as a proactive measure to reduce the incidence of gestational diabetes and promote healthier pregnancies. This study adds to the growing body of evidence advocating for better weight management strategies among women of childbearing age.