Fitness Electronics

Learn about speed and distance monitors, GPS fitness trainers and heart rate monitors so you can choose the right one for you.

Learn how to choose and use a heart rate monitor to track HR target zones for training, weight-loss and overall cardiovascular fitness.

Does a high VO2 max mean you’re in shape? We explain what VO2 max indicates and how to improve your VO2 max score through aerobic exercise. 

A fitness watch is a valuable tool for trail running. Learn some features that can help you become a better runner and have more fun on the trail.

Learn how to train using a heart rate monitor, what your HR max is and how to determine it, and how to calculate and use heart rate training zones.