In my nine years of training and racing with a heart rate monitor, I have come to realize the importance of maintaining a precise level of intensity in my workouts. The heart rate monitor is the only way that I can gauge that intensity and learn more about my body during exercise. I owe my racing success to training at the right intensity level and to my heart rate monitor. Fine-tune your workout intensity! Precision Heart Rate Training fully explains why and how to train with a heart rate monitor. Editor Ed Burke introduces the basic concepts of heart rate training. Then an all-star panel of experts explains how to design and use training programs for seven different sports and activities.