Understand the assumptions behind adult body and energy estimates.
Calculate adult BMI using metric or imperial height and weight.
Open calculatorEstimate adult resting energy use and a rough daily maintenance level.
Open calculatorCompare historical adult reference-weight equations for a given height.
Open calculatorThese formulas summarize limited measurements and cannot describe an individual’s health. Read the stated population, units and limitations. Historical weight equations and energy estimates are references, not diagnoses or personal treatment targets.