Fitness tracking app Polar Flow allowed anyone with relatively little effort to work out the names, home addresses and daily movement routes of thousands of military and intelligence officials who ...

The fitness app Polar Flow exposes the whereabouts of some of its high-profile users, including “spies” and those with sensitive positions in the military. Fitness device maker Polar Flow suspended an ...

Garmin and Whoop rival Polar will lend its sleep, training, wellness, activity, performance, and recovery stats to a new Moto ...

If you’re training for a marathon or another long-distance run, it’s often useful to have a personalized trainer — of either the human or software variety. Unfortunately, while plenty of fitness ...