Accuracy is paramount for heart rate monitors. A reliable HRM provides consistent, precise heart rate readings during various ...

Understanding your heart rate is crucial for more than just reaching optimal fitness–it can also help to reduce injury and ...

With great battery life and a reasonable price tag, the Coros Heart Rate Monitor nails the basics. Accuracy stood up to testing – and while an EKG chest strap might have the edge in terms of pro-grade ...

This optical heart-rate module reference design incorporates red and infrared LEDs, a sensor, power subsystem, and logic level translation. Measuring 13mm x 13mm, this tiny, low-power board can be ...

The MAXREFDES117# reference design is a low power, optical heart-rate module complete with integrated red and IR LEDs, and a power supply. This tiny board, perfect for wearable projects, may be placed ...

Heart rate zones represent different percentages of your maximum heart rate. They can help guide the intensity and effectiveness of your workouts. The benefits of exercise are widespread and include ...

Heart rate recovery (HRR) is the capacity for the heart to return to its natural rate after elevation. It generally measures how quickly the heart rate decreases after exercise. Someone’s heart rate ...

Xiaomi has launched the Watch S4 41 mm in markets outside China, following its release in June 2025. In the EU, it is priced at €159.99, while the Milanese Strap version costs €219.99. The Watch S4 41 ...