Calculate your target heart rate zone and work to stay in the middle of that zone while you’re doing your cardio. Here’s how you do it: According to the American Heart Association, a person’s target ...

Your heart rate can tell you a lot about your fitness and cardiovascular health. Your heart beats consistently, day in and day out, but you may not generally pay close attention to it. You might take ...

Polar is a leading brand in consumer heart rate monitors. The new, high-end chest strap monitor, the Polar H10 ($89.95 on Amazon), has just about all of the bells and whistles you could want in a ...