Garmin Forerunner 310XT - Heart Rate Zone Table

46 Forerunner 310XT Owner’s Manual
Appendix
Heart Rate Zone Table
% of Maximum
Heart Rate or
Resting Heart
Rate
Perceived Exertion Benets
1 50–60% Relaxed, easy pace;
rhythmic breathing
Beginning-level aerobic
training; reduces stress
2 60–70% Comfortable pace;
slightly deeper breathing,
conversation possible
Basic cardiovascular
training; good recovery
pace
3 70–80% Moderate pace; more difcult
to hold conversation
Improved aerobic
capacity; optimal
cardiovascular training
4 80–90% Fast pace and a bit
uncomfortable; breathing
forceful
Improved anaerobic
capacity and threshold;
improved speed
5 90–100% Sprinting pace,
unsustainable for long period
of time; labored breathing
Anaerobic and muscular
endurance; increased
power