Question 1

Is this BMI calculator accurate?

Accepted Answer

Yes. This BMI calculator uses the standard Body Mass Index formula based on height and weight as defined by the World Health Organization.

Question 2

What is a healthy BMI range?

Accepted Answer

A healthy BMI range for most adults is between 18.5 and 24.9. Values below or above this range may indicate underweight or overweight categories.

Question 3

Can BMI be inaccurate for athletes or muscular people?

Accepted Answer

Yes. BMI does not differentiate between muscle and fat. Athletes or muscular individuals may have a high BMI despite having low body fat.

Question 4

Is BMI the same for men and women?

Accepted Answer

Yes. The BMI formula is the same for adult men and women, although body composition may differ.

Question 5

Is my height and weight data stored?

Accepted Answer

No. All BMI calculations are performed locally in your browser. Your height and weight data are not stored or shared.

Question 6

Why is BMI only a screening tool and not a diagnosis?

Accepted Answer

BMI is a general screening measure. It does not account for factors like muscle mass, bone density, or fat distribution and should not be used as a sole diagnostic tool.

BMI Calculator

Your Details

BMI Categories (WHO)

What is BMI?

How BMI is Calculated

How to Interpret BMI

Frequently Asked Questions