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 ...

Understanding your heart rate is crucial for more than just reaching optimal fitness–it can also help to reduce injury and ...

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 ...

Only a few wearables deliver accurate heart metrics that can help you make training decisions. A new study reveals which ones measure up.

Anxiety raises heart rate and is associated with a higher risk of heart disease. Here's how to lower your heart rate from ...

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 ...

That little number on your fitness tracker might be more important than you realize. Your resting heart rate isn’t just some random vital sign. It’s essentially a window into how efficiently your ...

Back into fitness after a multi-month hiatus, I was looking for all the help I could get. I agonized over which wearable to commit to (read: procrastinated my first exercise session as long as ...

Some docs think stress is the leading risk factor for poor heart health. Here's how to train your heart to get better at ...

Learn more about this metric and the best training sessions to add to your schedule to boost your cardio fitness.