Pregnancy
Quick answer
Compare your recorded change with a clearly labelled full-term reference—not a verdict about this week's weight or your pregnancy.
Education and record keeping only. Follow your maternity team's individual advice. For urgent symptoms, seek medical care; do not wait for this tool.
Choose your details to see an educational estimate and its limitations. This tool cannot assess your pregnancy or replace your care team.
Uses the IOM singleton full-term total-gain bands adopted by Health Canada: 12.5–18, 11.5–16, 7–11.5 or 5–9 kg according to pre-pregnancy BMI. BMI categories are determined before rounding.
Method checked: 26 October 2026. No independent clinical review is claimed.
For adults with a singleton pregnancy. Full-term ranges are not weekly targets. Multiple pregnancy, medical conditions and unusual growth patterns require individual assessment. Do not use current pregnancy BMI to choose the band.
Uses the IOM singleton full-term total-gain bands adopted by Health Canada: 12.5–18, 11.5–16, 7–11.5 or 5–9 kg according to pre-pregnancy BMI. BMI categories are determined before rounding.
For adults with a singleton pregnancy. Full-term ranges are not weekly targets. Multiple pregnancy, medical conditions and unusual growth patterns require individual assessment. Do not use current pregnancy BMI to choose the band.
Education and record keeping only. Follow your maternity team's individual advice. For urgent symptoms, seek medical care; do not wait for this tool.
A practical guide to pregnancy dates, energy estimates, weight references, protein planning and blood sugar records, with worked examples and clear limits.
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