Pregnancy Weight Gain Calculator
Recommended Weight Gain
Formula
Recommended gain based on pre-pregnancy BMI category: Underweight 28–40 lb, Normal 25–35 lb, Overweight 15–25 lb, Obese 11–20 lb.
Frequently Asked Questions
How much weight should I gain during pregnancy?
Recommended weight gain depends on your pre-pregnancy BMI: Underweight (BMI < 18.5) 28–40 lbs, Normal (18.5–24.9) 25–35 lbs, Overweight (25–29.9) 15–25 lbs, Obese (30+) 11–20 lbs.
When does most pregnancy weight gain occur?
Most weight gain occurs in the second and third trimesters. During the first trimester, only about 1–4 pounds of gain is typical.
You may also need
H
BMI Percentile Calculator
Free BMI percentile calculator for children and teens aged 2–20. Determine BMI category based on age, sex, height, and weight.
HealthH
Body Surface Area Calculator
Free body surface area (BSA) calculator using the DuBois formula. Estimate BSA from height and weight for clinical dosing.
Health