Measures heart rate and heart rate variability to help manage your health. It takes approximately 20 seconds for a general measurement and approximately 1 minute for a precise measurement. Continuous measurements allow you to monitor your heart rate and heart rate changes in real time. Measurements can be saved by clicking the Save button on each measurement screen. Saved data can be viewed in the history list view, and you can view detailed data by clicking on the list. You can delete data by d
