BMI Calculator

What is a BMI Calculator?

A BMI Calculator is a health assessment tool that calculates your Body Mass Index (BMI) based on your weight and height. BMI is a widely used screening tool that provides an estimate of body fat and helps assess whether your weight falls within a healthy range for your height. This calculator helps individuals, fitness enthusiasts, and healthcare professionals quickly determine BMI categories (underweight, normal weight, overweight, or obese) to support health and wellness planning. Our free AI tools include related health calculators like calorie calculators to support your health and fitness goals.

How to Calculate BMI?

Calculating your BMI is straightforward:

1. Enter Your Weight: Input your weight in kilograms or pounds, depending on the unit system you prefer.
2. Enter Your Height: Input your height in centimeters, meters, feet, or inches to match your weight unit.
3. Calculate BMI: Click calculate to get your BMI value, which is calculated using the formula: weight (kg) / height (m)².
4. Review Results: See your BMI category, healthy weight range, and recommendations based on your calculated BMI value.

This tool is essential for anyone monitoring their health, planning fitness goals, or seeking a quick assessment of their weight status relative to their height. Note that BMI is a screening tool and should be used alongside other health indicators for a complete health assessment.