BMI & HEALTH CALCULATOR

Check Your BMI & Daily Health Estimates

Enter your details to calculate your BMI, healthy weight range, waist-to-height ratio, estimated body fat, BMR and daily calorie needs.

STEP 1

Enter Your Details

years
cm
kg
cm
ft
in
lb
in

This calculator is intended for adults aged 20 years and older.

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Your Results Will Appear Here

Complete the form and select Calculate My Results to see your health estimates.

✓ BMI & category ✓ Healthy weight range ✓ Waist-to-height ratio ✓ Estimated body fat ✓ BMR ✓ Daily calorie estimate
YOUR RESULTS

Your Health Snapshot

These numbers are screening and estimation tools, not a diagnosis.

Your BMI
— —

Under Healthy Over Obesity
⚖
Healthy Weight Range — BMI 18.5–24.9 range
↔
Waist-to-Height Ratio — Add waist measurement
%
Estimated Body Fat — Equation-based estimate
⚡
Estimated BMR — kcal/day at rest
Estimated Daily Calorie Needs — kcal/day
⚡

Adult BMI Categories

Category BMI
Underweight Below 18.5
Healthy weight 18.5–24.9
Overweight 25.0–29.9
Obesity 30.0+
i

Important: BMI does not directly measure body fat and may not accurately reflect health for everyone. Body-fat percentage, BMR and daily calorie needs shown here are estimates. Pregnancy, medical conditions, medications, athletic body composition and other factors can affect interpretation. Speak with a qualified healthcare professional for personalized advice.