What health calculators are available on Calc4Health?

Calc4Health offers 17+ professional health calculators including BMI, BMR, TDEE, body fat percentage, target heart rate, daily water intake, waist-hip ratio, Cooper test, relative fat mass, body surface area, body adiposity index, body shape index, conicity index, heart rate zones, new BMI Trefethen calculator, Blood Alcohol Content (BAC) calculator, and Dietary Reference Intake (DRI) calculator.

Are Calc4Health calculators free to use?

Yes, all health calculators on Calc4Health are completely free to use. No registration or payment required. Access professional medical calculation tools instantly for your health and fitness monitoring needs.

How accurate are the health calculators?

Calc4Health calculators use scientifically validated formulas and equations from medical research. They provide accurate estimates based on established medical standards, though results should be used for reference and not replace professional medical advice.

Health & Wellness Blog

Evidence-based guides on health, fitness and wellness

Scale with measuring tape and BMI color chart showing healthy to overweight ranges

Health & Wellness

Understanding Body Mass Index: Your Complete Guide to BMI and Health Assessment

BMI has been our go-to health metric for decades, but recent research reveals surprising limitations. Learn how to calculate your BMI correctly, understand what it really means, and discover why modern health experts are recommending additional measurements for a complete picture of your wellness.

Aug 26, 2025 83

Health Calculators

Professional tools for your health metrics

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