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Postpartum weight retention and continued weight gain challenge over a quarter of women delivering in the U.S. To test whether an Internet-based weight loss program designed for low-income postpartum women could result in greater weight loss than the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) alone, researchers conducted a 12-month randomized trial enrolling 371 postpartum women at 12 California WIC programs between July 2011 and May 2015.
The intervention lowered total caloric intake but had little effect on physical activity levels. Nonetheless, postpartum women receiving the Web-based program lost significantly more weight over 12 months than those receiving only the WIC program (3.2 kg vs. 0.9 kg). In a…