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Body Mass Index

Measure your Body Mass Index (BMI) with the simple tool below. BMI is a measurement of body fat based on height and weight. BMI can be used to indicate if are underweight, normal, overweight or obese. BMI provides a reliable indicator of body mass for most people and can used to screen for health problems associated with unhealthy weight counts based on your specific measurements. Enter your weight and height using Standard or Metric measures.

For more weight loss tools check out the body fat calculator , the target heart rate calculator , or the calorie counter on the Daily Plate at LIVESTRONG.

Fill in any two terms and click "Calculate" to compute the third value.

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This calculator is intended for informational purposes only, and should not be interpreted as specific medical advice. A qualified health care provider should be consulted before making decisions about therapies and/or health conditions.