Heart Rate Monitor
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A heart rate monitor (HRM) is a personal monitoring device that allows one to measure/display heart rate in real-time or record the heart rate for later study. It is largely used to gather heart rate data while performing various types of physical exercise.
MAF training is the training philosophy developed by Dr. Phil Maffetone, coach of six-time Ironman Hawaii World Champion Mark Allen back in the ’90s. The philosophy was born out of Maffetone’s observation that many endurance athletes were frequently becoming ill and getting injured as a result of pushing their bodies to incredible levels of stress in training.