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Pregnancy Weight Gain Calculator

Healthy pregnancy weight gain

Pre-pregnancy height

feet / inches

Pre-pregnancy weight (kg)

Current week (optional)

Pregnancy

Frequently Asked Questions

How much weight should I gain during pregnancy?

IOM guidelines by pre-pregnancy BMI: underweight 12.5–18 kg, normal 11.5–16 kg, overweight 7–11.5 kg, obese 5–9 kg for a single baby. Twins require more.

Find your recommended pregnancy weight gain based on your pre-pregnancy BMI (IOM guidelines).

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