Once you know your height and weight, figuring out your BMI requires a little math. To determine your BMI, divide your weight by your height squared, then multiply by 703. So, if you weigh 150 ...

Learn more about how to calculate how much you should weigh and explore weight charts, with healthy weight ranges in relation to your height and age.

The HDI is expressed as a score from 0 to 1, and for every 0.2 point increase in the HDI, women's height increased by about 1.68 cm and their weight increased by about 2.7 kg on average.

Calculate BMI by dividing your weight (in kilograms) by your height squared (in meters) (kg/m 2). NIH has a calculator, so you don't have to do the calculation yourself!