What is a normal BMI range?

A normal BMI for adults typically ranges from 18.5 to 24.9.

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BMI Calculator (Medical)

Calculate Body Mass Index (BMI) for adults, a key indicator for assessing weight categories and health risks.

In clinical medicine, Body Mass Index (BMI) is a primary screening tool for assessing weight status and potential health risks. This calculator provides a precise medical classification based on WHO and CDC guidelines, distinguishing between various degrees of obesity which carry different comorbid risks.

Educational use only. This tool does not replace clinical judgment or local protocols.

Weight (kg)

Height (cm)

Result

22.9

BMI is 22.9 (Normal)

Weight (kg)70 kg

Height (cm)175 cm

ClassificationNormal

Comment ça marche

This tool takes the weight in kilograms and divides it by the square of the height in meters. It then maps the resulting number to established medical categories.

Formule de calcul

BMI = weight (kg) / height² (m²)

Calculation Examples

1. **Normal**: 70kg and 175cm = **22.9 (Normal)**. 2. **Obese**: 100kg and 170cm = **34.6 (Obesity I)**.

Why use this tool in your daily life?

Accurate clinical labeling. This service ensures that health records accurately reflect a patient's risk profile, facilitating appropriate medical interventions and insurance documentation.