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 ...

Low-intensity training is great for you, no matter what your fitness-tracking gadget says.

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 ...

One of the most tossed-around terms in fitness right now is Zone 2, or Zone 2 cardio. If you’ve spent any time in the health and wellness world, you probably have a general sense of what it means. If ...

MARTIN: Did you get a workout in this weekend? How'd it go? MARTÍNEZ: I got two. One was an easy one, and the second one was I put myself through the ringer. MARTIN: (Laughter) Excruciating. OK.

Training for a specific goal race is a great way for runners to maintain focus and build fitness. As you complete race-specific workouts, your body becomes stronger and you get closer to achieving ...

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 ...