They have something like these at the gym I go to and they don't seem very accurate. I think they are sensitive to how hydrated you are and the dryness of the soles of your feet, both of which vary widely in a gym context.
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They have something like these at the gym I go to and they don't seem very accurate. I think they are sensitive to how hydrated you are and the dryness of the soles of your feet, both of which vary widely in a gym context.
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