Your heart rate zones might be completely wrong. Not only are zones defined differently in different apps, they are also ...

So when I set my Apple Watch to keep me in zone 2 during ... Ultimately, this is probably the most accurate way of using heart rate to determine exercise intensity: figure out the intensity ...

Running watches ... most of your workouts with specific features that help you improve your overall performance. A good running watch will pack all the basic tracking features including GPS, heart ...

Our goal is to deliver the most accurate information and the most knowledgeable ... While not perfect, sleep trackers can measure heart rate, skin temperature, and time spent in each sleep phase.

based on heart rate and speed. Smart watches are sold as an easy and accessible way to track your health and fitness, but even the best smart watch falls short of the accuracy required in most ...

If you're against wearing a chest strap, the Wahoo TICKR FIT armband is a very viable alternative if you don't mind it being ...