Recommended Weight Gain During Pregnancy

Table 1. Institute of Medicine Weight Gain Recommendations for Pregnancy Prepregnancy WeightCategory Body Mass Index* RecommendedRange ofTotal Weight (lb) Recommended Ratesof Weight Gain† in theSecond and ThirdTrimesters (lb)(Mean Range [lb/wk]) Underweight Less than 18.5 28–40 1 (1–1.3) Normal Weight 18.5–24.9 25–35 1 (0.8–1) Overweight 25–29.9 15–25 0.6 (0.5–0.7) Obese (includes all classes) 30 and greater 11–20 …