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 physical education?

Calculate Your BMI

Body Mass Index (BMI) is a person’s weight in kilograms divided by the square of height in meters.

## What is BMI how it is calculated?

Formula: weight (kg) / [height (m)]2. With the metric system, the formula for BMI is weight in kilograms divided by height in meters squared. Because height is commonly measured in centimeters, divide height in centimeters by 100 to obtain height in meters.

## How do you calculate BMI for students?

Instructions for entering measurements:

- Select your unit of measurement (US standard or metric).
- Select your child’s gender (male or female).
- Enter your child’s birth date (month/day/year).
- Enter your child’s height.
- Enter your child’s weight.
- Click “Calculate BMI” and then look at the chart below for the results.

## 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. If your BMI is: below 18.5 – you’re in the underweight range.

## 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.

## How do you calculate BMI example?

Description

- Formula: weight (kg) / [height (m)]2 With the metric system, the formula for BMI is weight in kilograms divided by height in meters squared. …
- Example: Weight = 68 kg, Height = 165 cm (1.65 m)
- Calculation: 68 ÷ (1.65 x 1.65) = 24.98.

## How do you calculate BMI formula?

The formula for BMI is weight in kilograms divided by height in meters squared. If height has been measured in centimeters, divide by 100 to convert this to meters. When using English measurements, pounds should be divided by inches squared.

## Why is BMI so important?

Body mass index (BMI) is the recommended method for diagnosing overweight and obesity. It evaluates the relationship between body weight and height. While BMI is not a direct measure of excess body fat, it expresses the weight-height relationship and provides a more accurate measure than body weight alone.

## How much should a 13 year old weigh?

The average weight for a 13-year-old boy is between 75 and 145 pounds, while the average weight for a 13-year-old girl is between 76 and 148 pounds. For boys, the 50th percentile of weight is 100 pounds. For girls, the 50th percentile is 101 pounds.

## What’s the average BMI for a 16 year old?

Normal BMI is between 18.5 and 24.9.

## How much should a 13 year old weigh in kg?

What is the average child weight by age?AgeBoysGirls126st 4lb (39.9 kg)6st 7.5lb (41.5 kg)137st 1.9lb (45.3 kg)7st 3lb (45.8 kg)147st 14lb (50.8 kg)7st 6.9lb (47.6 kg)158st 11.5lb (56 kg)8st 2.9lb (52.1 kg)Ещё 11 строк

## Do Skinny People live longer?

In a newly published study, people who were underweight and those who were extremely obese died the earliest. People who were overweight, but not obese, actually lived longer than people whose weight was considered normal, based on body mass index (BMI).

## Why do doctors still use BMI?

Body Mass Index Is a Good Gauge of Body Fat

The most basic definition of overweight and obesity is having too much body fat-so much so that it “presents a risk to health.” (1) A reliable way to determine whether a person has too much body fat is to calculate the ratio of their weight to their height squared.

## What is my ideal weight for my age?

Weight and height guide chartHeightWeight5ft 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.5ft 6″ (66″)118 to 148 lbs.155 to 179 lbs.Ещё 17 строк