Body Mass Index

Body mass index (BMI) is used to screen individuals and applies to both men and women. This index assesses weight relative to height in order to evaluate the relative risk for obesity related conditions. This index may not be appropriate for some groups such as children and elderly.

BMI Key		Disease risk relative to normal weight and circumference
BMI Key		Men ≤ 102 cm Women ≤ 88 cm	Men ≤ 102 cm Women ≤ 88 cm
< 18.5	underweight
18.5 to 24.9	healthy
25 to 29.9	overweight	Increased	High
Obesity Class
30 to 34.9	grade 1 obesity	High	Very high
35 to 39.9	grade 2 obesity	Very high	Very high
≥40	grade 3 (morbid obesity)	Extremely high	Extremely high

BMI Calculator
Weight	Pounds
Height	Feet	Inches
	BMI kg/m²