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If you’re on a fitness journey, a heart rate monitor (HRM) is an essential tool for helping you gauge your effort during workouts. While most fitness trackers and sports watches can measure your heart rate, this list looks at standalone HRMs you can pair with fitness equipment, your smartphone, and third-party workout apps. We’ve been reviewing heart rate monitors for more than a decade and put each through a rigorous real-world testing process to evaluate their accuracy, features, and…
