BMI Calculator
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BMI Categories & Ranges
Understanding Your BMI
Body Mass Index (BMI) is a simple calculation using a person's height and weight. The BMI formula divides an adult's weight in kilograms by their height in meters squared.
BMI Formula:
BMI Advantages:
- Quick and easy screening tool
- Widely accepted medical standard
- Useful for population studies
- Free and accessible
BMI Limitations:
- Doesn't distinguish muscle from fat
- May not apply to all ethnicities
- Less accurate for athletes
- Doesn't consider age differences
Frequently Asked Questions
What is a healthy BMI range?
A healthy BMI range is typically between 18.5 and 24.9. However, individual health factors should always be considered alongside BMI measurements.
How often should I calculate my BMI?
For most people, checking BMI monthly or quarterly is sufficient. If you're actively trying to lose or gain weight, weekly measurements may be helpful.
Is BMI accurate for children?
BMI calculations for children and teens require different considerations and percentile charts based on age and sex. Consult with pediatric healthcare providers.
What should I do if my BMI is outside the normal range?
Consult with healthcare professionals who can assess your overall health, consider your medical history, and provide personalized recommendations for your situation.