Did you know that you could measure the variability of the heart rate your Apple Watch? This is e of the most significant features of watchOS 4 that allows you to track the HRV and give you important information regarding the automic nervous system of your body. The biggest advantage of this feature is that it can help you ctrol stress.
To begin, you must first start a Breathe sessi your smartwatch. And ce you have saved the measurement of your body, you can check the data via the health app your iPhone. Let me show you how it works:
How to Mitor Variability of Heart Rate (HRV) Apple Watch
ce the Breathe sessi is over, you will see your HRV score your iPhone.