# What is the fastest way to calculate BMI?

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To calculate your BMI, multiply your height in inches times your height in inches. Then, divide your weight by that number. Finally, multiply that result by 705.

## What is the easiest way to calculate BMI?

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 commute BMI?

1. Multiply your height in meters (m) by itself.
2. Divide your weight in kilograms (kg) by your step 1 result.

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## How do you calculate BMI with height and weight?

With the metric system, the formula for BMI is weight in kilograms divided by height in meters squared. Since height is commonly measured in centimeters, an alternate calculation formula, dividing the weight in kilograms by the height in centimeters squared, and then multiplying the result by 10,000, can be used.

## What is the most accurate way to measure BMI?

The most basic method, and the most common, is the body mass index (BMI). Doctors can easily calculate BMI from the heights and weights they gather at each checkup; BMI tables and online calculators also make it easy for individuals to determine their own BMIs.

## How do I calculate BMI manually?

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 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.

## What is a good BMI for my age?

A BMI of between 18.5 and 24.9 is ideal. A BMI of between 25 and 29.9 is overweight. A BMI over 30 indicates obesity.

## What is a healthy BMI for a woman?

A BMI of 18.5–24.9 is considered normal or healthy for most women. Even though healthcare professionals can use BMI as a screening tool, they shouldn’t use it as a method to evaluate a person’s body fat levels or health status ( 32 ).

## 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.

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## 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.

## How do I determine my ideal weight?

Adult Body Mass Index or BMI

1. If your BMI is less than 18.5, it falls within the underweight range.
2. If your BMI is 18.5 to 24.9, it falls within the normal or Healthy Weight range.
3. If your BMI is 25.0 to 29.9, it falls within the overweight range.
4. If your BMI is 30.0 or higher, it falls within the obese range.

## How do you calculate BMI from weight lbs and height inches?

1. Formula: weight (lb) / [height (in)]2 x 703. Calculate BMI by dividing weight in pounds (lbs) by height in inches (in) squared and multiplying by a conversion factor of 703.
2. Example: Weight = 150 lbs, Height = 5’5” (65″)
3. Calculation: 150 ÷ (65 x 65) x 703 = 24.96.

## What is a better measure than BMI?

Waist-to-height ratio (WHtR)

WHtR is more accurate than BMI because it takes central fat into consideration. Central fat is important because it collects around the organs in your midsection and has been closely linked to conditions such as heart disease.

## How accurate is BMI if you are muscular?

A glob of muscle weighs about 18 percent more than the same size glob of fat. So, according to the BMI, the sprinter is more overweight than the sedentary person. But as I said earlier, a glob of muscle weighs about 18 percent more than the same size glob of fat, so this is clearly not an accurate statement.

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## Are BMI charts realistic?

BMI (body mass index), which is based on the height and weight of a person, is an inaccurate measure of body fat content and does not take into account muscle mass, bone density, overall body composition, and racial and sex differences, say researchers from the Perelman School of Medicine, University of Pennsylvania.