📊 Calculator Input

IOM Guidelines (USA – Institute of Medicine)
Description: The most widely used standard in North America, developed by the Institute of Medicine. Based on extensive research on maternal and fetal outcomes.
Best for: General use, especially in North America. Provides clear BMI-based categories with specific weight gain ranges.
Key Features: Accounts for pre-pregnancy BMI, singleton vs. multiple pregnancies, and focuses on optimal birth outcomes.
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📋 Results & Recommendations

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Fill in your information on the left and click “Calculate Weight Gain” to see your personalized results and recommendations.