BMI Calculator cm kg
Free BMI calculator in cm and kg — no sign-up. Calculate BMI using metric units with instant results and color-coded categories.
🏥 Health Risk
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💡 Recommendation
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Our BMI Calculator cm kg is a free online health calculator that instantly determines your Body Mass Index from your height and weight. BMI is the standard screening tool used by health organizations worldwide to categorize weight status into underweight, normal weight, overweight, and obese ranges. Our calculator supports both metric (kilograms and centimeters) and imperial (pounds, feet, and inches) units, so you can use whichever measurement system you are most comfortable with. Simply enter your weight and height, and the tool calculates your BMI number along with your weight category using World Health Organization (WHO) guidelines. You will also see your healthy weight range for your height — the ideal BMI zone of 18.5 to 24.9. While BMI is an excellent population-level indicator, our tool also shows contextual information about body fat percentages, muscle mass considerations, and limitations of BMI as a metric for athletes and certain body types. All calculations happen entirely in your browser — your personal health data never leaves your device and is never stored or transmitted. Whether you are tracking fitness goals, preparing for a medical appointment, or simply curious about your health metrics, this tool provides instant, private results. No sign-up, no ads, no data collection — just a fast, free BMI calculator.
formula
BMI = weight (kg) / height (m)²How do I calculate BMI in cm and kg? +
Enter height in cm and weight in kg. The tool will convert and calculate BMI.
What BMI ranges are considered healthy? +
With BMI Calculator cm kg, A BMI between 18.5 and 24.9 is considered normal weight. Below 18.5 is underweight, 25-29.9 is overweight, and 30+ is obese.
Does the tool account for age and gender? +
The standard BMI formula does not factor in age or gender. The tool provides the standard WHO classification and notes its limitations.
What is the difference between metric and imperial BMI? +
The formula is the same — only the input units differ. Metric uses kg/m², while imperial uses lbs/in² multiplied by 703.
Is BMI accurate for athletes? +
BMI does not distinguish between muscle and fat. Athletes with high muscle mass may have a "overweight" BMI despite being very fit.