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BMI Calculator

Calculate your Body Mass Index (BMI) and understand your weight category

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18.5-24.9
Normal BMI
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6 Categories
Classifications
Instant Results
No Sign-up Required
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BMI Calculator

Calculate your Body Mass Index

Enter Your Details

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BMI Facts & Ranges

Understanding Body Mass Index

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18.5-24.9
Normal BMI

Healthy weight range

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6
Categories

BMI classifications

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703
Formula Factor

For imperial units

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25-30
Overweight

Above normal range

💡 Pro Tip: BMI is a screening tool and should be used in conjunction with other health assessments for a complete picture of your health.

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How to Use This Calculator

Step-by-step guide to get started

  • Enter your weight in kilograms or pounds
  • Enter your height in centimeters, meters, or feet/inches
  • Click Calculate to see your BMI and weight category

Quick Tip: Follow these steps in order for the best experience

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How It Works

Understanding the BMI calculation and categories

BMI is calculated by dividing weight in kilograms by height in meters squared (kg/m²). The result is then compared to standard BMI ranges: Underweight (<18.5), Normal (18.5-24.9), Overweight (25-29.9), Obese (30+).

Science-Backed

Based on proven research

Easy to Follow

Simple steps for everyone

Instant Results

Get answers immediately

💡 Pro Tip: BMI is calculated using the formula: weight (kg) / [height (m)]². For imperial units, multiply by 703.
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Frequently Asked Questions

Find answers to common questions about BMI

A healthy BMI for most adults is between 18.5 and 24.9.

BMI is a general indicator and may not be accurate for athletes, pregnant women, or elderly individuals.

Still have questions? Feel free to leave a comment below and we'll help you out!

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Comments & Feedback

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