# What is the BMI equation?

## What is the BMI equation?

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.

## What weight would you be to have a BMI of 40?

Height Weight Range BMI
5′ 9″ 125 lbs to 168 lbs 18.5 to 24.9
169 lbs to 202 lbs 25.0 to 29.9
203 lbs or more 30 or higher
271 lbs or more 40 or higher

## How much is a BMI of 40?

BMI Chart

Underweight under 18.5
Normal 18.5 – 24.9
Overweight 25 – 29.9
Obese 30 – 39.9
Morbidly Obese over 40

## Is a BMI of 35 bad?

Body Mass Index (BMI) BMI scores of 20 to 24.9 are considered normal, scores of 25 to 29.9 are overweight, scores of 30 to 34.9 are obese, and scores above 35 are extremely obese. Scores under 20 are considered underweight. You can easily calculate your score using a calculator.

## Is a BMI of 24.55 good?

A score of 18.5 or less is considered underweight; 18.5 to 24.9 is healthy or normal weight; 25 to 29.9 is overweight; and 30 and above is obese. (For some people, a healthy BMI is a little different: for Asian populations it’s a little lower, and for Polynesian populations and older people it’s a little higher.

## What is a bad BMI number?

A normal BMI is between18. 5 and 25; a person with a BMI between 25 and 30 is considered overweight; and a person with a BMI over 30 is considered obese. A person is considered underweight if the BMI is less than 18.5. As with most measures of health, BMI is not a perfect test.

## What does a BMI of 28 mean?

Here is what your number means: BMI below 18.5 is underweight. BMI of 18.5 to 24.9 is healthy weight. BMI of 25 to 29.9 is overweight.

## Do large breasts affect body fat percentage?

What should my body fat be? Answer: A woman with small or almost no breasts will have a lower body fat than one with large breasts, if all other things are equal, because breasts are at least 80% fat. Your body fat should fall within a healthy range (less than 32%), and beyond that it is a cosmetic and lifestyle issue.

## What is a normal waist size?

For your best health, your waist should be less than 40 inches around for men, and less than 35 inches for women. If it’s larger than that, you may want to talk with your doctor about what your next steps are, including losing weight. You can’t spot-reduce your waist, or any other part of your body.