Taekwondo Heart Rate Zone Calculator Estimate your training zones using age-predicted max heart rate Your age (years) Resting heart rate (bpm) – optional Calculate Heart Rate Zones Please leave this field emptyLET’S KEEP IN TOUCH! We’d love to keep you updated with our latest news! We promise we’ll never spam. Have a look at our Privacy Policy for more details.Check your inbox or spam folder to confirm your subscription.