Waist Circumference

To find your waist circumference, stand up straight, relax your stomach muscles, hold a cloth tape measure at the level of your navel and circle your waist with it. The tape measure should lay snug (not pulled tight) against the skin.

Reference ranges for waist circumference and BMI ratio and risk of disease in women:

BMI Classification

BMI

Disease Risk

Waist Less than 35"

Waist Greater than 35"

Underweight

Less 18.5

Low

Low

Increased**

Normal

18.5 - 24.9

Low

Low

Increased**

Overweight

25.0 - 29.9

Moderate

Increased

High

Obese

Greater 30.0

High

High

Very High

** Increased waist circumference can also be a marker for increased risk even in people of normal weight