BMI Calculator – Body Mass Index & Ideal Weight for Adults

Formulas & Calculation Methodology

            BMI = Weight (kg) / [Height (m)]²
          

Body Mass Index is defined as body mass divided by the square of body height in meters.

How to Use BMI Calculator

Select your unit preference: Metric (cm, kg) or Imperial (ft, in, lbs).
Enter your current height and weight accurately.
Review your calculated BMI value, health category, and healthy target weight bracket.
Explore actionable dietary and physical activity recommendations based on international guidelines.

Frequently Asked Questions (FAQ)

What is considered a healthy BMI range?

According to the World Health Organization (WHO), a BMI between 18.5 and 24.9 is considered normal weight. For Asian populations, the recommended healthy cutoff is 18.5 to 22.9.

Does BMI distinguish between muscle mass and body fat?

BMI measures total body mass relative to height. For muscular athletes, we recommend using our Body Fat Calculator alongside BMI for comprehensive assessment.