Body Mass Index is a simple calculation using a person’s height and weight. The formula is BMI = kg/m2 where kg is a person’s weight in kilograms and m2 is their height in metres squared. A BMI of 25.0 or more is overweight, while the healthy range is 18.5 to 24.9. BMI applies to most adults 18-65 years.

## How is BMI calculated in South Africa?

BMI is calculated by dividing weight in kilograms by height in metres squared. For example, if you are 1.65m tall and weigh 85kg: weight / height squared = 85 / 1.65 x 1.65 = 85 / 2.72 = 31.25. Then your BMI would be 31.25. Your News24 subscription is an investment in independent journalism.

## How do you calculate BMI in pounds?

Then, calculate BMI by dividing weight in pounds (lb) by height in inches (in) squared and multiplying by a conversion factor of 703. When using a handheld calculator, if your calculator has a square function, divide weight (lb) by height (in) squared, multiply by 703, and round to one decimal place.

## What is the BMI scale?

Body Mass Index (BMI) is a person’s weight in kilograms divided by the square of height in meters. A high BMI can be an indicator of high body fatness. BMI can be used to screen for weight categories that may lead to health problems but it is not diagnostic of the body fatness or health of an individual.

## What is my weight for my age?

Weight and height guide chart

Height | Weight | |
---|---|---|

5ft 2″ (62″) | 104 to 131 lbs. | 136 to 158 lbs. |

5ft 3″ (63″) | 107 to 135 lbs. | 141 to 163 lbs. |

5ft 4″ (64″) | 110 to 140 lbs. | 145 to 169 lbs. |

5ft 5″ (65″) | 114 to 144 lbs. | 150 to 174 lbs. |

## What is my ideal weight in kg?

Ideal body weight (men) = 50 kg + 1.9 kg for every inch above 5 feet. Ideal body weight (women) = 49 kg + 1.7 kg for every inch above 5 feet.

## How can I calculate weight?

Weight is a measure of the force of gravity pulling down on an object. It depends on the object’s mass and the acceleration due to gravity, which is 9.8 m/s2 on Earth. The formula for calculating weight is F = m × 9.8 m/s2, where F is the object’s weight in Newtons (N) and m is the object’s mass in kilograms.

## What is my BMI if I weigh 160?

The Body Mass Index of 26.62 is derived from the weight of 160 pounds divided by the square of height 5’5″. You are weighing 10.35 lb more than the healthy or optimum weight.

## What is the normal range of BMI?

How is BMI interpreted for adults?

BMI | Weight Status |
---|---|

Below 18.5 | Underweight |

18.5 – 24.9 | Normal or Healthy Weight |

25.0 – 29.9 | Overweight |

30.0 and Above | Obese |

## What weight do I need to be to have a BMI of 25?

A man who is 5 ft. 10 in. tall is considered overweight (BMI is 25 to 29) if he weighs between about 174 and 202 pounds, and is obese (BMI is 30 or more) if he is closer to 209 pounds or more.

## What is the best BMI for a woman?

Doctors consider a healthy BMI for women to be 18.5–24.9. A BMI of 30 or above may indicate obesity. BMI measurements can help someone understand whether they have underweight or overweight.

## How do I determine my ideal weight?

Updated Equations for Ideal Weight

- Weight in pounds = 5 x BMI + (BMI divided by 5) x (Height in inches minus 60)
- Weight in kilograms = 2.2 x BMI + (3.5 x BMI) x (Height in meters minus 1.5)

## What is a good weight for 5 5 female?

Ideal Weight Chart

Male | Female | |
---|---|---|

5′ 4″ | 117 – 143 lbs. | 108 – 132 lbs. |

5′ 5″ | 122 – 150 lbs. | 113 – 138 lbs. |

5′ 6″ | 128 – 156 lbs. | 117 – 143 lbs. |

5′ 7″ | 133 – 163 lbs. | 122 – 149 lbs. |

## How much should a 5 4 female weigh?

Height and Weight Chart

Height | Weight | |
---|---|---|

5′ 2″ | 104 to 135 lbs. | 136 to 163 lbs. |

5′ 3″ | 107 to 140 lbs. | 141 to 168 lbs. |

5′ 4″ | 110 to 144 lbs. | 145 to 173 lbs. |

5′ 5″ | 114 to 149 lbs. | 150 to 179 lbs. |

## How do I know if I am overweight?

Adult Body Mass Index (BMI)

- If your BMI is less than 18.5, it falls within the underweight range.
- If your BMI is 18.5 to <25, it falls within the healthy weight range.
- If your BMI is 25.0 to <30, it falls within the overweight range.
- If your BMI is 30.0 or higher, it falls within the obesity range.