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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
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Hands-on: Fitbit's new Flex 2 and Charge 2 Activity Trackers, plus Blaze & Alta updates | DC Rainmaker
The correlation between estimated and measured VO2max value for all... | Download Scientific Diagram
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