HeartRateMonitorsUSA.com has a wide variety of heart rate monitors that are ideal for keeping track of your progress as you go through your weight loss exercises. Monitor your heart rate to ensure you are getting the most out of your workout! Shop now and find items like the Garmin Vivosmart Activity Tracker Plus Smart Notifications (Black with Heart Rate), the Polar FT4 Fitness Heart Rate Monitor, and Mio Fuse Strapless Heart Rate Training and Activity Monitor.