Reebok Computer B300e Mode D'emploi page 23

You can calculate the target-heartrate for your training as follows:
Maximum heartrate = 220 minus age
For the different trainingtargets you should train with the following percentage of your maximum heartrate:
Health/Fat Burning:
Fitness/Bodyshaping: 70 – 80% of your max. heartrate
Performance: 80 - 90% of your max. heartrate
Example:
You are 25 years old and want to train for the target Fitness:
Your target-heartrate should be between 136,5 and 156 beats per minute.
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Heart Rate diagram
50 – 70% of your max. heartrate
220 – 25 = 195
70% of 195 = 136,5
80% of 195 = 156
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