Though it might feel great to finish a workout and see "calories burned" pop up on your smartwatch, that number is often surprisingly inaccurate, with estimated error rates of 30%–80%. The watch's ...
Harvard researchers have developed OpenMetabolics, an open-source, smartphone-based activity monitor that uses machine ...
I Ran 30 Miles Testing 5 Smartwatches to Find Out Which One You Can Actually Trust ...
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