A Heart Rate Monitor can be used in many different fitness regimens. From professional training routines to just personal goal tracking. Choosing the best monitor will usually be determined by your requirements. Shop Heart RateMonitors.com in order to find the heart rate monitor that is the best fit for you. Find monitors for Weight Loss, Getting Active, and Maximize Performance. From manufacturers like: Garmin, Polar, Suunto, Mio Fuse, and Lifetrak.