For when you need to be in "zone 2" and have no idea what that is.

Understanding our body’s target heart rate zones and how they change as we age is crucial for getting the most out of our workouts. If your goal is to burn fat, for example, you’ll want to stay in ...

"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 ...

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 ...

Any form of cardio, like running, raises your heart rate. But how high is too high? If you look at your heart rate monitor and notice your bpm (beats per minute) has climbed to, say, 170, you should ...