If you're a lifelong powerlifter or bodybuilder, there's a good chance you're more concerned about growing your glutes, carving your core, or building your biceps than boosting your VO2 max. But for ...

Heart rate zones represent different percentages of your maximum heart rate. They can help guide the intensity and effectiveness of your workouts. The benefits of exercise are widespread and include ...

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 ...

Exercising can be a difficult task or an enjoyable hobby. However you look at it, you’ll want to make sure you’re getting the most out of your workouts. Exercising at the right intensity will make ...

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 ...

Heart rate zones are a way to describe how hard you're working during a cardio workout, like running or cycling. The faster your heart beats, the harder you're working. So an easy jog might have you ...

The target heart rate is how fast the heart should beat during physical activity. Calculating the target heart rate and comparing it with the actual heart rate can help a person work out if their ...

"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 ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Heart rate zones are a ...

Zone 2 cardio rate training means working in one of five heart rate zones at 60-70% of your max heart rate. “Zone 2 is where the magic happens—your body is optimized to go longer at a more manageable ...