![Track HRV with an iPhone: Auto-sync HRV data and analyze it on the SportTracks Health page | SportTracks Track HRV with an iPhone: Auto-sync HRV data and analyze it on the SportTracks Health page | SportTracks](https://cache.sporttracks.mobi/blog/images/2016/03/connect-hrv4training-app-install-images-4.png)
Track HRV with an iPhone: Auto-sync HRV data and analyze it on the SportTracks Health page | SportTracks
Marco Altini on Twitter: "Here is some heart rate variability (HRV) data collected using Garmin's Fenix 7, which offers an HRV spot check TLDR: Well, do not rely on this device to
![Track HRV with an iPhone: Auto-sync HRV data and analyze it on the SportTracks Health page | SportTracks Track HRV with an iPhone: Auto-sync HRV data and analyze it on the SportTracks Health page | SportTracks](https://cache.sporttracks.mobi/blog/images/2016/03/connect-hrv4training-app-phone-hand.jpg)