![DJ Slater on X: "I got my first Fitbit around 33. Since that time, my cardio /fitness score has been in the average to good range. Not anymore! I guess all I had DJ Slater on X: "I got my first Fitbit around 33. Since that time, my cardio /fitness score has been in the average to good range. Not anymore! I guess all I had](https://pbs.twimg.com/media/FwcEQ82WwAEFE_V.jpg)
DJ Slater on X: "I got my first Fitbit around 33. Since that time, my cardio /fitness score has been in the average to good range. Not anymore! I guess all I had
![Hands-on: Fitbit's new Flex 2 and Charge 2 Activity Trackers, plus Blaze & Alta updates - Běhej srdcem Hands-on: Fitbit's new Flex 2 and Charge 2 Activity Trackers, plus Blaze & Alta updates - Běhej srdcem](http://media.dcrainmaker.com/images/2016/08/Fitbit-Charge-2_Fitbit-App_iOS_Cardio-Fitness-Level_Exercise-Improvement.png)
Hands-on: Fitbit's new Flex 2 and Charge 2 Activity Trackers, plus Blaze & Alta updates - Běhej srdcem
![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://preview.redd.it/txwdsckeccj21.jpg?width=640&crop=smart&auto=webp&s=63223a7ff992b2e174c7c702cb04a80de245bbde)