How to Monitor Heart Rate Variability (HRV) on iPhone and Apple Watch

Every health-conscious person should monitor his heart rate variability (HRV). For the people who don’t know, HRV is a measure of the time variation between two heartbeats. Measuring HRV offers better insight into the body’s autonomic nervous system (ANS). It also plays an important role in tracking stress levels in individuals. Using Apple Watch you can easily measure HRV data with better accuracy and convenience.

If you are not aware of this health and fitness feature in Apple Watch, now is the right time. In this tutorial, we are going to explain, how to measure and monitor heart rate variability using Apple Watch and iPhone.

Monitor your Heart Rate Variability on Apple Watch and iPhone

Before we dive into step-by-step process, let’s know about how it all works on watchOS and iOS.

Apple Watch uses the standard deviation of beat-to-beat measurements. It is captured by the heart rate sensor to calculate HRV. Currently, watchOS allows users to measure hrv data using the stock Breathe app on Apple Watch. While for checking the HRV data, users have to use the Health app for iPhone. Please note, this feature requires watchOS 4 and iOS 11 or later. Lets’ get started with the process.

Note: watchOS automatically mutes some notification while you use the Breathe app. Keep in mind if you make too much movement or answer a call during the breathing session, watchOS won’t give you any credits.

Monitor Your HRV Manually on Apple Watch

Step 1

Before you start Breathing session on Breathe app, make sure to stay still while you breathe for up to one minute. Then, open the Breathe app on your Apple Watch. You can also turn the Digital Crown to set the session’s length according to your convenience.

Step 2

After you have opened Breathe app, tap on Start to start breathing session. the App will start recording your Heart Rate Variability data in the background.

Step 3

Now, it’s time to start the breathing session. Make sure to be still and be very attentive to breathing. The app’s animation will get bigger and smaller to denote inhale and exhale process respectively. The Apple watch will also tap on your wrist. Make sure to slowly inhale when animation gets bigger and exhale when animation shrinks. App will monitor your HRV using your heartbeat during this session.

Step 4

Keep breathing until the session ends and the smartwatch taps you twice and also plays chimes. When the session ends, the app will compliment you “Well Done”. You will also see details of your current breathing session. Besides that, you will also have option to start he session again.

After the breathing session is over, you can use your paired iPhone to check the HRV data. The monitored HRV data will be available in Health app on your pared iPhone.

Monitor Your HRV Data in Health App on iPhone

You can monitor your Heart Rate Variability data in the Health app on your paired iPhone. Follow these steps.

Step 1

First of all, launch the Health app on your paired iPhone.

Step 2

Int the Health app, tap on the Browse tab at the bottom. Select the Heart option located under Health categories. Now, tap on Heart Rate Variability.

open health app to monitor your heart rate variability data

Step 3

Here you can see your HRV scores by day, week, month or even year. To check your daily HRV data and beat-to-beat measurements, tap on Show All Data.

How to Delete Your Heart Rate Variability Data

If you are switching Phones or you don’t want to keep the HRV data on your iPhone anymore, you can choose to delete it. Apple lets you remove specific Health data from iPhone. Here you can see how to remove HRV data from your paired iPhone.

Step 1

Open the Health app and follow this path. Health app > Browse tab > Heart > Heart Rate Variability.

Step 2

Scroll down and tap on Show All Data to see all recorded data in the Health app. Next, tap on Edit at the top right corner. Here, you can delete all the data in one go. If you want to delete individual HRV data, tap on the red button next to specific data and then tap on Delete. To delete all Heart Rate Variability data, simply tap on Delete All.

Monitoring Heart Rate Variability on Apple Watch and iPhone

Above tutorial explained, how you can keep track of your HRV data. You can use this HRV data to stay fit and healthy in life. Besides this feature of the Apple Watch, features like cycle-tracking, hearing health, and ECG have further improved it’s usability.

Hope you liked the tutorial. Feel free to share your queries and suggestions in the comment section down below.

About Aslam Khan

Hi there, I am a blogger, engineer and a computer geek. I love kittens. I spend some of my time blogging besides full time job as Senior Windows Administrator. I like to learn new things.

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