Body Mass Index (BMI) is a simple measurement using a person's weight and height to assess body fat and determine if their weight is healthy for their height. It is widely used by medical professionals and health organizations worldwide.
Enter your weight and height, select your preferred unit system, then click Calculate. Your BMI value and corresponding health category will be displayed immediately.
Is BMI accurate for everyone?
BMI provides a reliable general estimate but may not be fully accurate for athletes, bodybuilders, or elderly individuals.
Is this calculator free to use?
Yes, this tool is 100% free for personal and professional use with no limitations.
Which units does this tool support?
It supports both metric (kg/cm) and imperial (lb/in) systems.
BMI Categories: Underweight (<18.5), Normal (18.5–24.9), Overweight (25–29.9), Obese (≥30)