On the whole, Polar Loop is a reliable activity tracking wearable for health conscious consumers who want zero distractions from their wrist and no monthly fees for their data.

The Whoop rival tested.

Japanese medical device company Omron Healthcare, which has been marketing digital thermometers and blood pressure monitors for over 50 years, just launched its first smartphone-connected activity ...

The iconic sleep-tracking smart ring is accurate and comfortable—but smart rings make poor activity trackers.