BMI Calculator

Calculate your Body Mass Index (BMI) using your preferred units. Get instant results and understand what your BMI means for your health.

What is BMI?

Body Mass Index (BMI) is a simple measure that uses your height and weight to work out if your weight is healthy. It's used by healthcare professionals to assess if someone is at risk of health issues related to their weight.

BMI Categories

• Underweight: Less than 18.4
• Normal weight: 18.4 - 24.9
• Overweight: 24.9 - 39.9
• Obese: Greater than 39.9