About the BMI & Body Fat Calculator
Body Mass Index compares your weight with your height and places you in a standard category. Because BMI cannot separate muscle from fat, this tool also estimates body fat percentage using the U.S. Navy circumference method and shows your healthy weight range.
How to use it
Fill in the fields above. Results update automatically as you type, so you can compare scenarios in seconds. Nothing you enter is sent to a server or stored.
Are the results accurate?
The calculators use standard published formulas, but every result is an estimate for planning and education. Your real figures depend on details that vary by person, lender, employer or provider.