BMI & Healthy Weight Calculator
Check your body mass index, see healthy weight ranges, and review waist measurement guidance in one place.
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BMI & Healthy Weight Calculator
Enter your details to calculate body mass index, see your weight category, and review healthy ranges at a glance.
Show percentile estimate
Available for adults aged 20 years and older.
Your BMI snapshot
Based on the details you provided.
BMI
23.9
Weight is in the range typically associated with the lowest health risk.
Healthy weight range for your height
50.4 67.8 kg
Estimated BMI percentile (adult)
50th percentile
Waist circumference insight
Category reference
Weight is below the range most associated with lower health risk.
Weight is in the range typically associated with the lowest health risk.
Moderately higher risk for cardiometabolic conditions.
High risk for heart disease, diabetes, and other conditions.
Examples of Real-World Usage
4 real-world examples
Wellness Checkups
Track BMI alongside vitals during annual physicals or workplace wellness programs.
Coaching & Accountability
Nutritionists and coaches can evaluate BMI trends for clients and align targets with lifestyle habits.
Weight Management Planning
Set realistic goals for weight loss or gain and monitor progress with healthy range benchmarks.
Healthcare Documentation
Add BMI summaries to telehealth visits, chronic disease management plans, or electronic medical records.
Understand BMI With Context
Calculate BMI with precision, review healthy ranges, and explore guidance to interpret results responsibly.
Precise BMI Calculation
Switch between metric and imperial units to compute BMI instantly. View the exact value, category, and percentile estimate for adults.
Healthy Weight Range
See the recommended weight span for your height with automatic conversions between kilograms and pounds.
Waist Circumference Insight
Input waist measurements for cardiometabolic risk context with sex-specific advisory thresholds.
Classification Summary
Review WHO BMI classification cards with category descriptions and quick badge highlights.
Shareable Results
Copy a ready-made BMI summary for coaching, check-ins, or personal records in one click.
Evidence-Based Guidance
Get quick reminders about BMI limitations and how to pair results with medical screening or body composition data.
How to Use
Simple 4-step process
Step 1
Enter your height and weight using metric or imperial units.
Step 2
Add waist circumference for additional cardiometabolic screening context (optional).
Step 3
Review the BMI value, category, percentile estimate, and healthy weight range.
Step 4
Copy the summary or explore charts and tips to plan next steps with your healthcare provider.
BMI Calculator FAQs
Everything you need to know about our process, pricing, and technical capabilities.
See Full FAQBMI is a broad screening tool that correlates with body fat for most adults, but it does not directly measure fat distribution or muscle mass. Pair it with waist circumference, body composition tests, and medical labs.
Checking every few months is adequate unless you are actively undergoing weight management or medical guidance. Focus on trends rather than single readings.
Athletes and lifters may have higher BMIs due to muscle. Use additional measurements such as DEXA, calipers, or InBody scans, and discuss results with a healthcare professional.
Children and teens require age- and sex-specific BMI percentiles (CDC/WHO growth charts). This calculator is intended for adults age 18+.
Waist circumference complements BMI by identifying abdominal fat and cardiometabolic risk. Combine both metrics for a fuller picture.
Yes. Use the share button to copy a quick summary and send it to your doctor, dietitian, or coach for collaborative planning.
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