Plus, the surprising benefits of turning the intensity down a notch.

Noticeable changes in heart rate, like a 6 to 10 percent drift, also signal aerobic decoupling, says Norris. For example, if ...

Zone 2 is more than just running slow. Two experts explain the nuances behind running's new trend toward low-intensity training.

Few would disagree that cardio, also called aerobic exercise, is good for your health. Of the 10 most common chronic diseases, seven are "favorably influenced by regular physical activity," according ...

Low-intensity cardio—sometimes called LISS or “zone 2”—is a previously-underrated form of exercise. It’s finally coming back into fashion after spending years on the sidelines while HIIT and ...

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 ...

Sometimes exercise turns out to be easier than you think. And I'm delighted to report that that's the case for Zone 2 cardio. As a professional procrastinator and all-round top-level fitness shirker, ...