# Calculate my BMI

What is a healthy weight

## Health problems from being overweight

These consequences are related to overweight and obese adults

Adults whose BMI is greater than 25 (overweight) or whose Body Mass Index is greater than 30 (obese) have a heightened risk for divers diseases and health conditions, including,:

## Details

Devised all the way back in way back in 1830, BMI is a single figure used to as a way of measuring a person's body shape. Put simply, it is calculated by dividing the body's weight by the square of their height. Eg: Kilograms: weight, divided by Metres (Meters): height. BMI, sometimes 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.

## The simple maths

This is how BMI is calculated
• BMI = weight(kilograms) / height2 (metres2)         (Metric Units)
• BMI = 703 . weight(pounds) / height2 (inches2)         (Imperial Units)

## BMI limitations

BMI calcs ignore variation in physical characteristics.
See wikipedia.org/wiki/Body_mass_index#Limitations for more details.