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 ...

Fitness trackers and smartwatches can make it easier to stay in your heart rate training zones. (Getty Creative) Forget the guesswork — fitness just got easier to master. As fitness trackers grow in ...

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

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 ...

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 ...

The beat is intensifying. Every new electronic device these days – from your phone to your watch to your ring – seems to want ...

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 ...

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 ...

"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 ...