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Internal Medicine · Endocrinology · Critical Care

Body Mass Index (BMI) calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Result

Complete all required inputs to calculate the score.

Formula inputs

  • Body weight (kg)Accepted range: 2 to 300
  • Height (cm)Accepted range: 50 to 250

Primary source

Keys A et al. Indices of relative weight and obesity. J Chronic Dis. DOI: 10.1016/0021-9681(72)90027-6. PMID: 4650929. Scope: body mass index (kg/m²) = body weight in kilograms divided by the square of height in meters. (1972)

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