Currently using @ouraring @Apple watch @PolarGlobal H10 @hrv4training What are you using to support your health / fitness? #health… | Instagram
![Screenshots of the HRV4Training application used to acquire HR, HRV,... | Download Scientific Diagram Screenshots of the HRV4Training application used to acquire HR, HRV,... | Download Scientific Diagram](https://www.researchgate.net/publication/301998958/figure/fig2/AS:358912957140995@1462582925875/Screenshots-of-the-HRV4Training-application-used-to-acquire-HR-HRV-and-training-data-by.png)
Screenshots of the HRV4Training application used to acquire HR, HRV,... | Download Scientific Diagram
![Marco Altini, PhD on X: "got a whoop sensor to test a couple of things: 1) ability to capture RR intervals when linked to a third-party app (e.g. HRV4Training for a morning Marco Altini, PhD on X: "got a whoop sensor to test a couple of things: 1) ability to capture RR intervals when linked to a third-party app (e.g. HRV4Training for a morning](https://pbs.twimg.com/media/FQN4XziXsAENmUY.jpg:large)
Marco Altini, PhD on X: "got a whoop sensor to test a couple of things: 1) ability to capture RR intervals when linked to a third-party app (e.g. HRV4Training for a morning
![Apple Watch update: improved HRV analysis using iOS13, Watch OS6 and RR intervals available in Health Apple Watch update: improved HRV analysis using iOS13, Watch OS6 and RR intervals available in Health](https://www.hrv4training.com/uploads/1/3/2/3/13234002/apple-watch-hrv-hrv4training-rr-intervals_orig.png)