Whether you’re monitoring your health, fitness goals, or working with healthcare professionals, calculating Body Mass Index (BMI) is an essential health assessment tool. Our simple BMI Calculator helps you determine your BMI using either metric or imperial measurements.
New to BMI calculations? Read our complete guide on how to calculate BMI with step-by-step examples.
BMI Calculator
Want to understand the math behind these calculations? Check out our guide on how to calculate BMI
What do BMI categories mean?
- Underweight: BMI below 18.5 – May indicate need for healthy weight gain
- Normal Weight: BMI 18.5-24.9 – Associated with lowest health risks
- Overweight: BMI 25-29.9 – Increased risk of health conditions
- Obesity: BMI 30 and above – Significantly increased health risks
Our calculator provides instant results with personalized health category interpretation to help you understand your BMI status.