BMI Calculator
Calculate your BMI using weight and height to determine your health category.
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18.99About BMI Calculator
The BMI Calculator lets you calculate your Body Mass Index (BMI) using your height and weight to determine your weight category — such as underweight, normal, overweight, or obese. This health tool applies the standard BMI formula to provide instant results that help you better understand your body weight relative to your height.
Unlike doing the calculation manually, this calculator handles the math for you and instantly shows your BMI value. It supports both metric and US units and makes it quick to assess general health status based on widely accepted BMI categories.
Why Use This Tool
The BMI Calculator is built to help you assess where you stand in terms of healthy weight categories according to international standards. Instead of guessing or using rough estimates, this tool gives you a calculated BMI number instantly.
It is especially useful for:
- Tracking your health and weight trends over time
- Checking if you fall within a healthy weight range
- Setting fitness or nutrition goals
- Health professionals screening weight status
The BMI Calculator is designed to be:
- Simple to use — enter height and weight only
- Instant — results appear immediately
- Standard-based — uses accepted BMI formula
- Informative — helps categorize body weight
While BMI is a general screening tool and doesn’t account for muscle mass or body composition, it remains a valuable starting point for understanding weight-related health.
How It Works
Understanding the process behind the tool
Enter your height and weight using the fields provided. The calculator applies the standard Body Mass Index (BMI) formula to instantly determine your BMI value and classify it into the appropriate health category.
Steps to Use
Enter your height in centimeters
Enter your weight in kilograms
Click the calculate BMI button
View your BMI value and health category instantly
Frequently Asked Questions
Get answers to common questions
What does the BMI Calculator measure?
The BMI Calculator computes your Body Mass Index (BMI) using your height and weight, helping you determine whether you are underweight, normal weight, overweight, or obese based on standard BMI ranges. :contentReference[oaicite:4]{index=4}
How is BMI calculated?
BMI is calculated by dividing a person’s weight by the square of their height. The formula is BMI = weight / height². :contentReference[oaicite:5]{index=5}
Which units can I use in the calculator?
You can use both metric units (centimeters and kilograms) and US units (feet/inches and pounds) to calculate your BMI. :contentReference[oaicite:6]{index=6}
Is BMI accurate for everyone?
BMI provides a general guideline but does not account for muscle mass, bone density, or body composition. It’s useful for an initial assessment but may be less accurate for athletes or those with a higher muscle mass. :contentReference[oaicite:7]{index=7}
What do the BMI results mean?
BMI results fall into categories like underweight, normal weight, overweight, and obesity, which help indicate potential health risk based on weight relative to height. :contentReference[oaicite:8]{index=8}
Can this tool replace professional health advice?
No, while a BMI calculator is useful for screening and general insights, it should not replace advice from health professionals, especially for medical decisions. :contentReference[oaicite:9]{index=9}