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Polar Vantage V2 | Running Shoes Guru
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Fitness Test | Polar USA
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I am absolutely not this fit, is the polar H10 fitness test known to be inaccurate? Or any other factor that would cause a high reading? : r/Polarfitness
Classification of the level of activity, according to the Polar Fitness... | Download Scientific Diagram
Polar Vantage V2 | Running Shoes Guru
Vo2 max: Garmin V Polar, which is likely to be more accurate : r/Polarfitness