Polar target heart rate zone
A range of heart rates that a person chooses to aim for when exercising, based on their personal fitness goals.
Target heart rate zones are expressed as percentages of a person’s maximum heart rate (HRmax). The most common target heart rate zones are: 50-60% HRmax, 60-70% HRmax, 70-80% HRmaxand 80-90% HRmax. The intensity 90-100% HRmaxis used only for sprint training by experienced exercisers.
