![HRV score had me mildly freaking out. Reddit search showed others with the same concern. Syncing data with Healthzilla and doing their finger scan has me feeling a bit more optimistic : HRV score had me mildly freaking out. Reddit search showed others with the same concern. Syncing data with Healthzilla and doing their finger scan has me feeling a bit more optimistic :](https://preview.redd.it/isjopuivcy181.jpg?width=640&crop=smart&auto=webp&s=ada28ac3aee0673b2e4115694cb1bd3946a7064d)
HRV score had me mildly freaking out. Reddit search showed others with the same concern. Syncing data with Healthzilla and doing their finger scan has me feeling a bit more optimistic :
![Fitbit study finds heart rate variability fluctuates by age, gender, time of day and activity level | MobiHealthNews Fitbit study finds heart rate variability fluctuates by age, gender, time of day and activity level | MobiHealthNews](https://www.mobihealthnews.com/sites/default/files/Fitbit_Versa_3_Lifestyle_Park_Jog_Pink_Clay_OTS_Connected_GPS_MH_0307.jpeg)
Fitbit study finds heart rate variability fluctuates by age, gender, time of day and activity level | MobiHealthNews
![Heart rate variability with photoplethysmography in 8 million individuals: a cross-sectional study - The Lancet Digital Health Heart rate variability with photoplethysmography in 8 million individuals: a cross-sectional study - The Lancet Digital Health](https://els-jbs-prod-cdn.jbs.elsevierhealth.com/cms/asset/0d649219-4f2f-4f2c-98b9-1e19ceb29c48/gr1.jpg)
Heart rate variability with photoplethysmography in 8 million individuals: a cross-sectional study - The Lancet Digital Health
![Fitbit Zip (top left), chest strap for heart rate and HRV monitoring... | Download Scientific Diagram Fitbit Zip (top left), chest strap for heart rate and HRV monitoring... | Download Scientific Diagram](https://www.researchgate.net/profile/Gul-Calikli-2/publication/301390045/figure/fig1/AS:367800951558145@1464701988740/Fitbit-Zip-top-left-chest-strap-for-heart-rate-and-HRV-monitoring-top-right-Sleep.png)