Section I.  Introduction -- 1. Introduction: Breaking the Cycle of Obesity in Mothers and Children -- 2. Obesity and infertility -- 3. Preconception and Pregnancy Care in Overweight or Obese Women -- 4. hared Decision-Making and Labor Management in Parturients -- Section II. Translating the Metabolism of Pregnancy -- 5. Epidemiologic Trends and Maternal Factors Predicting Postpartum Weight -- 6. Relationship between depressive mood and maternal obesity- implications for postpartum depression -- 7. Body Image as a Contributor to Weight in Pregnancy and Postpartum -- Section III. The Event -- 8. Promoting a Healthy Weight After Delivery -- 9. Obesity and Physical Activity During Pregnancy and Postpartum: Evidence, Guidelines, and Recommendations -- 10. Maternal obesity, gestational weight gain, and childhood growth in the first year of life -- Section IV. Meeting the Challenges -- 11. ernal Obesity and Implications for the Long-term Health of the Offspring -- 12. Family- centered interventions to reduce maternal and child obesity -- 13. Obesity Screening Recommendations and Emerging Policies.