# BMI Calculator

Calculate your BMI and see how is it classified.

feet

inches

pounds

Result:

**Category (adults):**

Waiting for input

## How to calculate BMI?

You can calculate Body Mass Index (BMI) for adults using the formula:

**BMI**= weight [kg] / height

^{2}[m]

**BMI**= 72 / 1.7

^{2}

**BMI**= 72 / 2.89 ≈ 24.91

You can also do this with US units:

**BMI**= weight [lbs] / height

^{2}[in] * 703

**BMI**= 150 / 68

^{2}* 703

**BMI**= 150 / 4624 * 703

**BMI**≈ 22.81

## How to use BMI Calculator?

To use the BMI calculator, select whether you want to use the metric or US system. Specify the height and weight and press "Calculate BMI". The system will calculate the BMI, and show its classification based on the table below.

Note: This calculator is designed to calculate the BMI of adults. For children, the classification of BMI may vary according to their age.

## BMI table for adults

BMI range | Description |
---|---|

< 16.00 | Underweight (Severe Thinness) |

16.00 - 16.99 | Underweight (Moderate Thinness) |

17.00 - 18.49 | Underweight (Mild thinness) |

18,50 - 24,99 | Normal |

25,00 - 29,99 | Overweight |

30,00 - 34,99 | Obesse Class I |

35,00 - 39,99 | Obesse Class II |

40+ | Obesse Class III |