BMI Calculator
Calculate adult BMI and screening category using metric or US customary units.
Result
BMI = weight (kg) / height (m)^2
23.5 kg/m²
Category
Healthy Weight
Range: 18.5 to less than 25
Screening note
BMI is a screening measure for adults 20 and older and should be considered with other health factors.
Adult BMI categories in this tool follow CDC thresholds: underweight below 18.5, healthy weight 18.5 to less than 25, overweight 25 to less than 30, and obesity 30 or greater.