Waist Size Calculator

Waist Size Calculator

Your waist measurement compares closely with your body mass index (BMI), and is often seen as a better way of checking your risk of developing a chronic disease.

Measuring your waist circumference is a simple check to tell how much body fat you have and where it is placed around your body. Where your fat is located can be an important sign of your risk of developing an ongoing health problem.

Regardless of your height or build, for most adults a waist measurement of greater than 94cm for men and 80cm for women is an indicator of the level of internal fat deposits which cover the heart, kidneys, liver and pancreas, and increase the risk of chronic disease.

How to measure your waist


Find the top of your hip bone and the bottom of your ribs.


Breathe out normally.


Place the tape measure midway between these points and wrap it around your waist.


Check your measurement.


your health is at risk if you have a waist size of:

your health is at HIGH risk if you have a waist size of:


Over 94cm (about 37 inches)

Over 102cm (about 40 inches)


Over 80cm (about 31.5 inches)

Over 88cm (about 34.5 inches)

Are these waist measurements suitable for everyone?

Waist measurements should only be used for adults to check their risk of developing a chronic disease. The waist measurements above are recommended for Caucasian men, and Caucasian and Asian women. Recommended waist measurements are yet to be determined for all ethnic groups. It is believed that they may be lower for Asian men.