What Can Your Heart Rate Tell You? – The Wall Street Journal

What can you gain from the heart-rate metrics on your fitness tracker?

The bottom line

You may use your fitness tracker primarily to count actions, however dont disregard your heart-rate metrics– they can tell you a lot about your health. Gadgets now provide a range of heart-rate measurements, consisting of resting rate, walking rate and variability (the variation of time between beats). Some can be configured to inform you of a possible problem, such as a heart rate that is unusually high, irregular or low. Without getting fancy, nevertheless, your fundamental heart rate alone can be revealing.