Polar Electro F6 User Manual page 21

Your target heart rate zone is a range between lower and upper heart rate limits expressed as percentages of your maximum
heart rate (HR ) or as beats per minute (bpm). HR
max
physical exertion. The wrist unit calculates your HR
accurate measurement of your HR
The table below contains target heart rate zones in beats per minute (bpm) estimated by age in 5-year intervals. Calculate
your own HR , write down your own target heart rate zones and select the ones suitable for your exercise.
max
Age HR Light*
max
(220–age) Intensity
60-70% of HR
20 200 120-140
25 195 117-137
30 190 114-133
35 185 111-130
40 180 108-126
45 175 105-123
50 170 102-119
55 165 99-116
60 160 96-112
65 155 93-109
*Polar target heart rate intensity definition is modified from international exercise science authorities' recommendations in which Light
intensity can reach lower than 60% HR
is the highest number of heartbeats per minute during maximum
max
according to your age: Maximum heart rate = 220–age. For more
max
, visit your doctor or exercise physiologist for an exercise stress test.
max
Moderate
Intensity Intensity
70-80% of HR 80-90% of HR
max
max
140-160 160-180
137-156 156-176
133-152 152-171
130-148 148-167
126-144 144-162
123-140 140-158
119-136 136-153
116-132 132-149
112-128 128-144
109-124 124-140
.
max
Hard
max
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