BMI Calculator with Pregnancy-Specific Considerations

Calculates BMI and provides pregnancy-specific weight gain recommendations based on pre-pregnancy BMI.

kg or lbs
Pre-pregnancy weight or current weight.
cm or inches
Height.
Select measurement system.
Show pregnancy weight gain recommendations if checked.
Show twin pregnancy weight gain range if applicable.

Enter values and click Calculate to see results

References

  1. Weight Gain During Pregnancy: Reexamining the Guidelines. Institute of Medicine / National Research Council (2009). Link
  2. Weight Gain During Pregnancy - CDC. Centers for Disease Control and Prevention (2024). Link