*BMI formula **(Body Mass Index Formula) is a manual calculation of BMI instead of BMI calculator.calculating BMI needs only two measurements weight and height.We can calculate it by two ways:*

**1-BMI Metric Formula.**

*The units of measure for the original formula is thus “kilograms per meter squared” (kg/m2).*

**2-BMI English Formula.**

*The BMI Formula Using “Pounds & Inches” instead of ‘kilogram & meters is known as English formula.*

* *

*Where,*

*And*

So,

**BMI Conversion Factor.**

* Calculate your BMI then go to the table to find your category.*

Category | BMI kg/m2 |
---|---|

Very severely underweight | less than 15.0 |

Severely underweight | from 15.0 to 16.0 |

Underweight | from 16.0 to 18.5 |

Normal (healthy weight) | from 18.5 to 25 |

Overweight | from 25 to 30 |

Obese Class I (Moderately obese) | from 30 to 35 |

Obese Class II (Severely obese) | from 35 to 40 |

Obese Class III (Very severely obese) | Over 40 |