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Forerunner 110 Owner’s Manual 11
0 No exercise - -
1 Occasional, light
exercise
Once every two weeks Less than 15 minutes
2 15 to 30 minutes
3 Once a week Approximately 30 minutes
4 Regular exercise and
training
2 to 3 times per week Approximately 45 minutes
5 45 minutes to 1 hour
6 1 to 3 hours
7 3 to 5 times per week 3 to 7 hours
8 Daily training Almost daily 7 to 11 hours
9 Daily 11 to 15 hours
10 More than 15 hours
The activity class information is provided by Firstbeat Technologies Ltd., portions
of which are based on Jackson et al. “Prediction of Functional Aerobic Capacity
Without Exercise Testing,” Medicine and Science in Sports and Exercise 22
(1990): 863–870.