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 ...

The more insight you possess for your workouts, the more successful they become. That's why it's important to understand how to calculate your fat-burning heart rate and then implement this knowledge ...

Heart rate zones represent different percentages of your maximum heart rate. They can help guide the intensity and effectiveness of your workouts. The benefits of exercise are widespread and include ...

A good resting heart rate depends on your age, gender, level of physical fitness, and overall lifestyle. Here's what you need to know.

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 ...

When I first started running, I always tried to aim to run at a fast pace, which constantly made me feel out of breath and exhausted. But then I learned to focus on a different metric that would make ...

All products featured on GQ are independently selected by our editors. However, we may receive compensation from retailers and/or from purchases of products through these links. The basic appeal of ...

Forget the 10,000-step myth! New research suggests combining your daily step count with heart rate data offers a better ...

From Apple Watches to Fitbits to treadmills, there are more ways than ever for people to keep up with their vitals. So why does so much fitness tech check your pulse? Because your resting heart rate ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When I first started running, I always tried to aim to run at a fast pace, which constantly made me feel ...