مقارنة بين حزام الصدر وأساور الذراعين وساعة اليد الذكية، أيهما أكثر دقة
How does a heart rate monitor work? The heart rate refers to how often a person’s heart beats per hour. People use a “heart rate monitor” to measure their heart rate continuously. Two approaches are used by heart rate monitors: Electrical (electrocardiography): Electrode sensors embedded in this type of heart rate monitor detect and track […]