See your BMI on a graph

161 cm and 82 kg, good bmi

Visual bmi compare 161cm 82kg

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Chart your BMI against the national average

The dangers of being overweight

These risks are associated with overweight and obese adults

Adults whose BMI is larger than 25 (overweight) or whose BMI is over than 30 (obese) have an elevated risk for many diseases and health conditions, including,:


Body Mass Index Prime is method of using the results of the BMI calculations to quickly and easily rank a person into a category. Eg:
  • BMI Prime < 0.74 = Underweight.
  • BMI Prime > 0.74 and < 1.00 = Optimal weight
  • BMI Prime > 1 = Overweight
The BMI, also known as the Quetelet index, is a measure used to estimate a person's body shape based upon a person' weight and height. It originated in Belguim around the 1840's by Adolphe Quetelet. It is a simple calculation based on the individual's body weight divided by the square of their height.

Formula for BMI

Behind the scenes of BMI
  • BMI = weight(kilograms) / height2 (metres2)         (Metric Units)
  • BMI = 703 . weight(pounds) / height2 (inches2)         (Imperial Units)

BMI limitations

BMI categories are generally regarded as a satisfactory tool for measuring whether sedentary individuals are underweight, overweight or obese with various exceptions, such as: athletes, children, the elderly, and the infirm.