# Calculate BMI Using FREE BMI Calculator

BMI Calculator
Use this calculator to check your body mass index (BMI).
Height
cm.
Please enter value between 125 and 225.
Weight
kg.
Please enter value between 10.0 and 500.0 ( one decimal ).
Height
ft.
in.
Please enter value between 4.2 and 7.3
Weight
lb.
st.
Please enter value between 22.0 and 1000.0 ( one decimal ).
Use this calculator to check your body mass index (BMI), which can be a helpful tool in determining your weight category. Or, use it to calculate your child’s BMI.

## What Is BMI & The BMI Calculator?

Body Mass Index (BMI) is a simple mathematical formula that calculates a person’s body fat based on their height and weight. BMI calculators are widely available online, allowing individuals to quickly and easily determine their own BMI scores. The importance of BMI lies in the fact that it provides a rough estimate of a person’s overall health, and helps in identifying potential health risks associated with being overweight or underweight.

## When was BMI introduced to the mainstream?

BMI was first introduced in the early 19th century by a Belgian mathematician, Lambert Adolphe Jacques Quetelet, and it has since become a widely accepted standard for determining a person’s overall health.

## How do you calculate the formula for BMI?

The formula for BMI is calculated by dividing a person’s weight in kilograms by the square of their height in meters. Alternatively, it can also be calculated by multiplying their weight in pounds by 703, and dividing that result by the square of their height in inches.

## What BMI score is considered good or bad?

Using the BMI calculator above, a BMI score of 18.5 or less is considered underweight, a score of 18.5 to 24.9 is considered healthy, a score of 25 to 29.9 is considered overweight, and a score of 30 or higher is considered obese.

## How do people use BMI as a measure or indicator of health?

BMI is considered an important indicator of overall health for several reasons. Firstly, it provides a general idea of a person’s body fat levels, which is an important factor in determining overall health. Excessive body fat can increase the risk of various health problems, including heart disease, high blood pressure, type 2 diabetes, and some types of cancer. On the other hand, a low body fat percentage can also lead to health problems, such as malnutrition and weakness.

## How else is BMI used by doctors?

In addition to its use as a health indicator, BMI is also used by doctors and healthcare professionals to monitor the progress of patients who are trying to lose weight or improve their overall health. By monitoring changes in a person’s BMI score over time, healthcare professionals can track the progress of their treatment plans and determine whether they are making positive changes in their health.

BMI is also used as a tool in research studies to track trends in population health and to identify specific health risks associated with being overweight or underweight. This information can then be used by public health organizations to design programs and interventions aimed at reducing the prevalence of overweight and obesity, and improving overall health.

## BMI is not the only metric you should look at

Despite its widespread use, it is important to keep in mind that BMI is not a perfect indicator of health, and has several limitations. For example, it does not take into account differences in muscle mass, which can result in an overestimation of body fat for individuals who have a high muscle mass, such as athletes. It also does not take into account differences in bone density, which can result in an underestimation of body fat for older individuals or individuals with low bone density.

In conclusion, a BMI calculator is a simple tool that calculates a person’s body fat based on their height and weight, and provides a rough estimate of their overall health. While BMI has its limitations, it remains an important indicator of overall health, and is widely used by healthcare professionals, researchers, and public health organizations to track trends in population health and to design programs aimed at improving overall health. Whether you are trying to lose weight or simply maintain a healthy weight, using a BMI calculator can be a helpful tool in tracking your progress and achieving your health goals.

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