The imperial BMI formula is your weight in pounds (lbs) divided by your height in inches, squared and then you multiply this figure by a conversion factor of 703.

## How do I calculate my BMI?

How to calculate Body Mass Index. 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.

## 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.

## How do I calculate my BMI UK?

Body Mass Index (or BMI) is calculated as your weight (in kilograms) divided by the square of your height (in metres) or BMI = Kg/M2.

## What is the fastest way to calculate BMI?

How to Calculate Your Body Mass Index

- Multiply your height in inches times your height in inches.
- Divide your weight by the number you arrived at in Step 1.
- Multiply the number you came up with in Step 2 by 705. The result is your BMI.

## What is a good BMI?

For most adults, an ideal BMI is in the 18.5 to 24.9 range. For children and young people aged 2 to 18, the BMI calculation takes into account age and gender as well as height and weight.

## How much should I walk to lose weight BMI?

Walking 1 hour each day can help you burn calories and, in turn, lose weight. In one study, 11 moderate-weight women lost an average of 17 pounds (7.7 kg), or 10% of their initial body weight, after 6 months of brisk daily walking ( 3 ).

## How many pounds does it take to lower BMI?

To make your face look more attractive, you’d need to lower your BMI by about 2.5 points. That means a woman and man of average height would need to lose about 14 pounds and 18 pounds, respectively, the study found.

## What should my BMI be for my age?

According to the National Institutes of Health (NIH) : A BMI of less than 18.5 means that a person is underweight. A BMI of between 18.5 and 24.9 is ideal. A BMI of between 25 and 29.9 is overweight.

## Is a BMI of 20 skinny?

Your body mass index, or BMI, is the relationship between your weight and your height. A BMI of 20-25 is ideal; 25-30 is overweight and over 30 is obese. If your BMI is under 18.5, you’re considered underweight. If your BMI is 18.5-20, you’re a bit underweight and can’t afford to lose more.

## How do I work out my ideal weight?

To find out if you’re a healthy weight for your height, work out your body mass index (BMI). You can easily check your BMI by using this BMI calculator. A BMI between 18.5 and 24.9 is considered healthy. The BMI calculator can also be used to check if your child is a healthy weight.

## How do I know if I am overweight for my age?

Based upon your BMI, you can find out if you are:

- Underweight: It means your BMI is less than 18.5.
- In normal or healthy weight range: If your BMI is 18.5 to 24.9.
- Overweight: If your BMI is 25.0 to 29.9.
- Obese: If your BMI is 30.0 or more.

## What is the square of my height?

Square your height in inches.

To square your height, multiply your height in inches by itself. For example, if you are 70 inches tall, then multiply 70 by 70. Your answer for this example would be 4,900.

## 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.

## Why is the BMI flawed?

Despite its wide use, BMI is flawed. … “Body mass index doesn’t show the difference between muscle and fat, so it doesn’t always accurately predict when weight could lead to health problems,” says Kim Larson, RDN, a health and wellness coach at Total Health in Woodinville, Washington.