Target heart rate is the ideal heart rate range you should aim for during exercise to get the most cardiovascular benefit from your workout. It's typically expressed as a percentage of your maximum heart rate.

The Karvonen method is considered more accurate because it takes into account your resting heart rate, which provides a better indication of your cardiovascular fitness level. This results in more personalized heart rate zones.

For the most accurate measurement, check your resting heart rate first thing in the morning before getting out of bed. Measure for 3-4 consecutive days and take the average for the best baseline reading.

Yes, our calculator provides the maximum heart rate zone which is appropriate for high-intensity interval training. However, consult with a fitness professional before beginning any high-intensity program.