BMI Calculator

Calculate your Body Mass Index and understand your health status

Tool Overview

The BMI Calculator tool helps you calculate your Body Mass Index, a measure of body fat based on height and weight. It provides instant results with health status classification and ideal weight range.

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BMI Calculation Formula

BMI (Body Mass Index) is calculated using the following formula:

BMI = weight (kg) / height (m)²

Example: If your weight is 70 kg and height is 1.75 m

BMI = 70 / (1.75 × 1.75) = 70 / 3.0625 = 22.86

BMI Classification Standard

Category BMI Range Description
Underweight < 18.5 Consider increasing nutrient intake and doing appropriate exercise
Normal 18.5 - 23.9 Well done! Maintain a healthy diet and regular exercise
Overweight 24 - 27.9 Consider controlling diet, increasing physical activity
Obese ≥ 28 Consult a doctor for a scientific weight loss plan

Usage

  1. Enter your height in centimeters (cm)
  2. Enter your weight in kilograms (kg)
  3. The BMI result will update automatically
  4. View your health status and ideal weight range
  5. Click "Copy BMI Value" to copy the result

Important Note

BMI is for reference only. Consult a professional doctor for your specific health condition. BMI does not account for factors such as muscle mass, bone density, or body composition.

FAQ

What is a healthy BMI range?

A BMI between 18.5 and 23.9 is considered normal and healthy.

Can I use pounds and inches?

No, the tool currently only accepts height in centimeters and weight in kilograms.

Is BMI accurate for everyone?

BMI is a general indicator and may not be accurate for athletes with high muscle mass or individuals with different body compositions.