Garmin 310xt Guida Utente

Appendix

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 difficult 

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