Target heart rate zone definition

An estimated range of how fast your heart should beat during exercise for a safe and effective workout.

Your target heart rate zone is generally stated a percentage of your maximum heart rate. For example, ACSM recommends a target heart rate zone of 64% – 76% of your maximum heart rate for moderate intensity exercise.

Your target heart rate zone may vary depending on your fitness level, goals, health and medical conditions, and your physician’s recommendations.

Related terms: hard intensity, light intensity, very hard intensity, very light intensity

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