Harvard researchers have developed OpenMetabolics, an open-source, smartphone-based activity monitor that uses machine ...
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 ...
I Ran 30 Miles Testing 5 Smartwatches to Find Out Which One You Can Actually Trust ...
The Xtape1 is a very different take on the laser tape measure. This one has a laser, yes (three, actually, a red one is used for measuring, and two green aligning beams) that's good out to 330 feet ...