When it comes to exercising, your heart rate is the gold-standard metric to uncover how hard you're pushing. It tells you whether you're working aerobically or anaerobically, how your body is reacting ...

Most fitness trackers offer a wealth of heart-rate data. Here’s how to make sense of it. By Talya Minsberg If you wear a smartwatch or fitness tracker, you likely already have access to a steady ...

Which heart rate monitor is best? Although it’s only one part of a bigger picture, your heart rate can give you an idea of your cardiovascular fitness and overall heart health. Owning a heart rate ...