The purpose of this study was to determine the effect of aerobic and resistance exercise on serum levels of visfatin, insulin sensitivity, glycosylated hemoglobin, serum glucose and insulin resistance in women with gestational diabetes. The 45 women with gestational diabetes, with an age range of 20 to 35 years and 21 to 27 weeks gestational age, which have not a barrier to doing physical activity, Voluntarily entered the study. In the first, subjects voluntarily divided to aerobic exercise, resistance training and control groups before Began Interventions and after 8 weeks the intervention, will be taken 10 cc of blood to measure factors visfatin, insulin sensitivity, glycosylated hemoglobin, insulin resistance and blood sugar levels. Assessment resulting from a blood test will show whether physical activity has a positive effect or not and which type of activity is effective as an adjunctive therapy.