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❤️ Heart Rate Zone Calculator
Calculate your 5 training heart rate zones using the Karvonen method for optimal workout intensity.
💡 How to measure resting HR: Take your pulse first thing in the morning before getting out of bed, for 60 seconds. Do this for 3 days and average the results.
⚕️ Disclaimer: If you have a heart condition, are on medications that affect heart rate (e.g., beta-blockers), or are new to exercise, consult your doctor before using heart rate zones for training.