Comment on Japan skiers’ smartphones making unnecessary emergency callsparentComments−t-writescode3yLike almost all things Apple Watch, I'm pretty sure they estimate calorie usage by heartrate−hinkley3yI’ll have to do some experiments to see if that’s true.
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Like almost all things Apple Watch, I'm pretty sure they estimate calorie usage by heartrate
I’ll have to do some experiments to see if that’s true.