Running in zone 2, by definition, should feel easy. And that’s a good thing, considering zone 2 runs make up the majority of any good training plan. These easy efforts serve as the building blocks for ...

Thanks to the proliferation of smartwatches and fitness trackers, it’s never been easier to log your heart rate while running: Simply don the device, start your workout, and watch those beats per ...

Primarily in terms of cardio health, running builds the strength of the heart muscle so that it can pump more blood around ...

You likely know the importance of zone 2 training—low-intensity miles that are the foundation of distance running plans. The challenge? Finding your personal zone 2 range, and sticking to it. That’s ...

Most fitness trackers offer a wealth of heart-rate data. Here’s how to make sense of it. By Talya Minsberg If you wear a smartwatch or fitness tracker, you likely already have access to a steady ...

There are so many science-backed reasons to lace up and run - but how can we make it feel like less of a slog?

Calculate your target heart rate zone and work to stay in the middle of that zone while you’re doing your cardio. Here’s how you do it: According to the American Heart Association, a person’s target ...

To get a heart rate reading, the UltraTread pairs with the Apple Watch (the only fitness tracker it's currently compatible ...