![Sensors | Free Full-Text | Validation of the Apple Watch for Heart Rate Variability Measurements during Relax and Mental Stress in Healthy Subjects Sensors | Free Full-Text | Validation of the Apple Watch for Heart Rate Variability Measurements during Relax and Mental Stress in Healthy Subjects](https://pub.mdpi-res.com/sensors/sensors-18-02619/article_deploy/html/images/sensors-18-02619-g001.png?1570359244)
Sensors | Free Full-Text | Validation of the Apple Watch for Heart Rate Variability Measurements during Relax and Mental Stress in Healthy Subjects
![Anyone else getting HRV readings in the 100+ zone? I can't seem to find any good information on this. : r/AppleWatch Anyone else getting HRV readings in the 100+ zone? I can't seem to find any good information on this. : r/AppleWatch](https://preview.redd.it/kj99h29teag01.jpg?auto=webp&s=63da93486de66bdc20e5a2b2f512f7927104ead8)
Anyone else getting HRV readings in the 100+ zone? I can't seem to find any good information on this. : r/AppleWatch
![Which workout routine works best? Data from 34,369 New Year's Resolutions measured on Apple Watch. | by Brandon Ballinger | Cardiogram Which workout routine works best? Data from 34,369 New Year's Resolutions measured on Apple Watch. | by Brandon Ballinger | Cardiogram](https://miro.medium.com/v2/resize:fit:1400/1*rzaLbeo6hZUxJpJlBx-ldw.png)
Which workout routine works best? Data from 34,369 New Year's Resolutions measured on Apple Watch. | by Brandon Ballinger | Cardiogram
![What's your heart rate variability? I have no idea what HRV is or what it should be, so i'm just asking around what's your average HRV? My average is 30ms-50ms but it What's your heart rate variability? I have no idea what HRV is or what it should be, so i'm just asking around what's your average HRV? My average is 30ms-50ms but it](https://i.redd.it/2zontz1supu51.jpg)