BMI Calculator
Last updated: 2026-08-24
BMI Calculator — Calculate Body Mass Index.
Inputs
Result
Enter values and press Calculate
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How to use it
- Measure your weight in kilogramos (ej: 70 kg)
- Measure your height in centímetros and converts a meters (ej: 175 cm = 1.75 m)
- Square the height to the square (1.75² = 3.0625)
- Divide the weight between the height to the square (70 ÷ 3.0625 = 22.8)
- Compare with ranges: <18.5 low weight, 18.5-25 standard, 25-30 sobrepeso, >30 obesidad
Common mistakes
- ⚠️ Use height in cm without Convert a meters (gives IMC 10000× greater)
- ⚠️ Not considering that IMC not distingue músculo of grasa (atletas salen as sobrepeso)
- ⚠️ Apply ranges adultos a niños or adolescents (usan percentiles per edad)
Worked example
Calculate BMI for 75kg, 1.75m.
The IMC calculado indica the category of weight; a value between 18.5-25 is considered saludable to the majority of adultos.
Input guide
| Field | Typical range |
|---|---|
| peso_kg | Peso common: 45-120 kg |
| altura_cm | Altura common: 140-200 cm |
| edad | Edad typical: 18-80 years |