Inclusion Criteria:Inclusion Criteria. Potential participants will be ≥ 0-36 years old, which includes the offspring of the pregnant mothers with GDM. Pregnant women will be between the ages of 18-40 years and will have a BMI of 26 - 35 kg/m2 at the time of diagnosis, a singleton pregnancy, and will not be taking medication for their GDM on entrance to the study. Subjects will have been diagnosed with GDM according to the criteria established by the ADA and the ACOG (19;35;53), specifically, they will meet the following criteria: