![How accurate is the cardio fitness? I've improved from the red line to where it shows now. : r/fitbit How accurate is the cardio fitness? I've improved from the red line to where it shows now. : r/fitbit](https://i.redd.it/txwdsckeccj21.jpg)
How accurate is the cardio fitness? I've improved from the red line to where it shows now. : r/fitbit
![Fitbit Versa 3 Soft Gold Aluminum Pink Clay Strap Fitness Smartwatch, 40mm from Fitbit | AccuWeather Shop Fitbit Versa 3 Soft Gold Aluminum Pink Clay Strap Fitness Smartwatch, 40mm from Fitbit | AccuWeather Shop](https://content.abt.com/media/images/products/BDP_Images/big-FB511GLPK.jpg)
Fitbit Versa 3 Soft Gold Aluminum Pink Clay Strap Fitness Smartwatch, 40mm from Fitbit | AccuWeather Shop
Fitbit - Introducing the Cardio Fitness Level feature to #FitbitBlaze ! Coming in Feb, it's like Fitbit Charge 2 and provides a snapshot of your cardiovascular fitness based on your user profile,
![Hands-on: Fitbit's new Flex 2 and Charge 2 Activity Trackers, plus Blaze & Alta updates | DC Rainmaker Hands-on: Fitbit's new Flex 2 and Charge 2 Activity Trackers, plus Blaze & Alta updates | DC Rainmaker](https://media.dcrainmaker.com/images/2016/08/iPhone_Fitbit_App_V02Max_Men_300dpi.jpg)
Hands-on: Fitbit's new Flex 2 and Charge 2 Activity Trackers, plus Blaze & Alta updates | DC Rainmaker
![I finally got an exact cardio fitness score! I read recently how you need to GPS track a couple of 10min+ runs for a more specific score (I was at a range I finally got an exact cardio fitness score! I read recently how you need to GPS track a couple of 10min+ runs for a more specific score (I was at a range](https://preview.redd.it/kjbsnmai47361.jpg?auto=webp&s=1cca94036947b5bbab6b09ff6788ebd63d8d44d9)
I finally got an exact cardio fitness score! I read recently how you need to GPS track a couple of 10min+ runs for a more specific score (I was at a range
![Summary of the data flow during heart monitoring in the Fitbit Charge... | Download Scientific Diagram Summary of the data flow during heart monitoring in the Fitbit Charge... | Download Scientific Diagram](https://www.researchgate.net/profile/Elias-Bitencourt/publication/329981049/figure/fig1/AS:709014820245505@1546053714967/Summary-of-the-data-flow-during-heart-monitoring-in-the-Fitbit-Charge-HR2-and-the.png)