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 ...

Zone 2 is a buzz word among runners these days. But, what the heck does that even mean? In the simplest terms, your heart ...

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 ...

Not all cardio is created equal. And if you’ve been scrolling through social media or having conversations with avid runners or cyclists, you might have heard the term “zone 2 training” thrown around, ...

For years, runners have used heart rate-based training to maximize their running potential. This method includes five “zones” at which your heart is beating at a percentage of its maximum capacity. In ...