Adult BMI Calculator for Women
| BMI Range | Category |
|---|---|
| Below 18.5 | Underweight |
| 18.5 – 24.9 | Normal weight |
| 25.0 – 29.9 | Overweight |
| 30.0 and above | Obese |
This calculator provides an estimate of BMI for adult women. BMI is a screening tool and not a diagnostic of body fatness or health. Always consult a healthcare professional for personalized advice.
Adult BMI Calculator for Women
The Adult BMI Calculator for Women is a reliable tool that helps determine whether your body weight is within a healthy range. It uses medical guidelines provided by the CDC and WHO to calculate your Body Mass Index based on your height and weight.
What is Adult BMI?
BMI (Body Mass Index) is a numerical value that helps assess whether an adult’s weight is underweight, normal, overweight, or obese. It is widely used for women aged 18 years and older and serves as a general indicator of health.
Note: BMI is a screening tool, not a diagnosis. It doesn’t directly measure body fat but often correlates with more accurate body fat measurements.
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BMI Calculation Formula
Metric Formula:
BMI = weight (kg) / height² (m²)
Imperial Formula:
BMI = (weight (lb) / height² (in²)) × 703
Example: A woman who weighs 70 kg and is 1.7 meters tall will have a BMI of
BMI = 70 / (1.7 × 1.7) = 24.22
BMI Categories for Adult Women
BMI below 18.5 = Underweight
BMI between 18.5 and 24.9 = Normal weight
BMI between 25.0 and 29.9 = Overweight
BMI of 30.0 and above = Obese
These classifications are based on global health standards and are widely used by doctors and health professionals.
How to Use the Adult BMI Calculator
Choose your preferred unit (Metric or Imperial).
Enter your weight and height in the fields provided.
Click the Calculate button to get your BMI result.
Review your BMI number and corresponding weight category.
This calculator is designed for adult women and does not apply to children, teenagers, or women who are pregnant.
Why This Calculator is Built for Women
Women generally have a higher body fat percentage than men. While the BMI formula is the same for both, this calculator explains results using guidelines more relevant to adult females.
When BMI May Not Be Accurate
This tool may not give accurate results if you are pregnant, a professional athlete, or an older woman over 65 years of age. In such cases, additional assessments like waist-to-height ratio or body composition analysis are recommended.
FAQs – Adult BMI Calculator for Women
What is a healthy BMI for adult women?
A BMI between 18.5 and 24.9 is considered healthy for adult women.
Can teenagers or elderly women use this BMI calculator?
No. This tool is designed specifically for women aged 18 to 65. Children and seniors need age-specific assessments.
Is this BMI calculator medically accurate?
Yes. It uses formulas endorsed by the CDC and WHO, but it should not replace advice from a healthcare professional.
Can I use this if I’m pregnant?
No. Pregnancy changes weight and body composition. Consult your doctor for accurate health evaluations.
How often should I calculate my BMI?
You can check it once a month or as needed, especially if you’re monitoring changes in your weight.