Lifestyle Intervention Forever: Healthy Weight for Pregnancy and Birth (Pilot Study)

"1. To establish an effective contingency management behavioral program (LIFE), increasing adherence to nutritional recommendations and exercise guidelines during pregnancy.~2. To examine the impact of the LIFE program on weight gain restriction during pregnancy and postpartum weight loss in obese women in comparison to the RC group.~3. To examine the impact of the LIFE program on short- and long-term maternal and offspring outcomes at study enrollment, 34-36 weeks gestation and 3 months postpartum in obese women in comparison to the RC group."