Target Heart Rate Zone Calculator
Calculate fat burn, aerobic, and peak training heart rate zones (Karvonen).
Input Parameters
Calculation Results
Formula & How Target Heart Rate Zone Calculator Works
The Karvonen formula accounts for resting heart rate to establish precise training zones.
- Enter Age (Years): Input your target parameter value.
- Enter Resting Heart Rate (BPM): Input your target parameter value.
- Apply Formula: Calculate using
Target HR = [(Max HR - Resting HR) × %Intensity] + Resting HR. - Review Results: View exact computed answers, metrics, and worked mathematical proofs.
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Frequently Asked Questions (FAQs)
What is the fat burn heart rate zone?
The fat burn zone is typically 50% to 70% of your Heart Rate Reserve.
Authoritative Standards & Verified Reference Citations
Calculations and mathematical logic on this page are grounded in published statutory rules, regulatory standards, and official government data published by the following bodies:
Australia's Physical Activity and Sedentary Behaviour Guidelines and dietary energy expenditure metrics.
Nutrient Reference Values (NRVs) for Australia and New Zealand, macronutrient distribution, and hydration standards.
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