If you're a lifelong powerlifter or bodybuilder, there's a good chance you're more concerned about growing your glutes, carving your core, or building your biceps than boosting your VO2 max. But for ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Zone 2 training is a type of cardio exercise where you use your heart rate as a guide to help you find the right intensity for your ...

At its core, looking at your HRV trend over time gives runners a window into how well they’re balancing training stress with ...

Well, not always. While these tools offer helpful insights, their data isn’t infallible. And, sometimes, it can lead users to overlook what their own bodies are trying to tell them. That tension ...

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

Tracking your heart rate with a heart rate monitor (HRM) during your runs is one of the most powerful ways to optimize your training, whether you're a dedicated marathoner, power triathlete, or just ...

I Ran 30 Miles Testing 5 Smartwatches to Find Out Which One You Can Actually Trust ...

When Joe Driscoll toed the line at the U.S. Men's Olympic Marathon Trials in November, he knew that maintaining an even pace would be trickier than usual on the rolling hills of New York City's ...

LOGAN, Utah--(BUSINESS WIRE)--iFit, a global leader in interactive connected fitness technology, today announced the upcoming release of iFit ActivePulse automatic heart rate training. iFit’s cutting ...

Using a chest strap heart rate monitor can give you accurate, actionable insights to help improve your running. What is the best chest strap heart-rate monitor overall? The best chest strap heart-rate ...