![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/Fitbit-Charge-2_Fitbit-App_iOS_Cardio-Fitness_Ryan-Hall.png)
Hands-on: Fitbit's new Flex 2 and Charge 2 Activity Trackers, plus Blaze & Alta updates | DC Rainmaker
![Running on the treadmill tanked my fitness score because my device is undercutting how many miles I'm logging. How can I fix this? : r/fitbit Running on the treadmill tanked my fitness score because my device is undercutting how many miles I'm logging. How can I fix this? : r/fitbit](https://preview.redd.it/qrvfjum1mi951.jpg?auto=webp&s=586011de35f902e5313f08eb9a957d189eddc147)
Running on the treadmill tanked my fitness score because my device is undercutting how many miles I'm logging. How can I fix this? : r/fitbit
![Cardio fitness score reset a week ago and I was on the highlighted area before, I run every other day and it's never been a problem before... what should i do? : Cardio fitness score reset a week ago and I was on the highlighted area before, I run every other day and it's never been a problem before... what should i do? :](https://i.redd.it/osu3kci72i851.jpg)
Cardio fitness score reset a week ago and I was on the highlighted area before, I run every other day and it's never been a problem before... what should i do? :
![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?auto=webp&s=6c9e96243c5f534a85769c12103a754f2295cf4d)