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 ...

If you're fanatical about powerlifting or new to lifting, you're likely more concerned with shoulder workouts and perfecting your Arnold press than boosting your VO2 max. Endurance athletes like ...

"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 ...

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

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 ...

The Fitbit calorie tracker feature can be useful when planning a diet or workout schedule. Here's how Fitbit calculates ...

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 ...

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 ...

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 ...

If your resting heart rate is near or above the limit of what's normal, it could threaten your health. Here are ways to low ...