![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://i.redd.it/kjbsnmai47361.jpg)
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
![Jonathan Levitt on Twitter: "Pretty wild that both @garmin and @fitbit show the same vo2 max reading. Can't wait to test for real in December! #runchat #datanerd https://t.co/epEIKCLbLJ" / Twitter Jonathan Levitt on Twitter: "Pretty wild that both @garmin and @fitbit show the same vo2 max reading. Can't wait to test for real in December! #runchat #datanerd https://t.co/epEIKCLbLJ" / Twitter](https://pbs.twimg.com/media/CtFYzVdWEAAUwl7.jpg)