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Monitoring your resting heart rate (RHR) over time can indicate how well your body is recovering from stress or illness. DIY and Custom Projects
and fitness trackers, these sensors use green LED lights to illuminate the blood vessels in your wrist. By measuring the changes in light absorption as blood pulses through, the device calculates your heart rate. heart rate monitor
Most modern monitors use one of two primary technologies to detect your pulse: Monitoring your resting heart rate (RHR) over time
Commonly found in smartwatches
, these devices detect the actual electrical signals generated by the heart with each beat. They are generally considered more accurate for high-intensity exercise than optical wrist-based sensors. Key Benefits of Monitoring heart rate monitor
