Study of a Randomized Intervention Designed to Increase Exercise in Pregnancy

Exclusion Criteria

• •Multiple births;
• •Planning to move out of the area during the study period;
• •Diagnosis of any of the following conditions: diabetes outside of pregnancy, severe disease of the cardio-pulmonary system, serious gastrointestinal disease (e.g., Crohn's disease, IBD), kidney disease, lung disease (e.g., emphysema, COPD), major psychiatric disorder, thyroid disease (diagnosed in the last month), cancer (not including non-malignant skin cancer), drug and alcohol abuse, or history of an eating disorder;
• •History of bariatric surgery;
• •Use of metformin or corticosteroids;
• •Inability to speak, read, or understand English;
• •Placed on bed rest at time of enrollment;
• •\>15 weeks' gestation at enrollment.