Fitness tracking company Polar has launched the Loop, a $200 screenless wearable that it says will have no subscription fees. Preorders opened on Wednesday, and the Polar Loop will start shipping on ...

Overall this model was somewhat easy to use, very accurate for counting steps. With recent version iPhones, our experts found it very difficult to pair, somewhat difficult to synch, very easy to ...

Polar has unveiled a new version of its Loop fitness tracker aimed at women, complete with Swarovski crystals. The new fitness tracker is emblazoned with 30 stones, which are placed into the bezel ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...