We have just the formula you need to sort what your heart rate training should look like.

Does every run send your heart rate soaring? Experts explain why intentionally slowing your pace and sticking to heart rate zones can pay off in the long run.

For when you need to be in "zone 2" and have no idea what that is.

Combining Zone 2 running, goal pace running and sprinting in your weekly training plan can be ideal for developing aerobic endurance, pacing skills and explosive speed.

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 ...

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 ...

Regular aerobic exercise, such as walking, slow jogging, and swimming, is key to preventing heart disease. It’s also important to incorporate strength-building and flexibility exercises. Your body is ...