To get the most out of a cardio workout, you need to get your heart rate into your target heart rate zone. However you keep your heart rate elevated—by running, doing intervals on an elliptical ...
But there are many factors that may influence someone's heart rate, including: Target heart rate zone and exercise Target heart rate is the healthy range of how fast your heart should be beating ...
This is typically the target zone with high-intensity interval training (HIIT). Heart Rate Zone 5. In this zone, your heart rate will be at its peak. An example would be all-out sprinting.