If you’ve ever worried about your heart rate during exercise being too high or too low, you’ll want to read this. Your "heart ...

Choosing your pace based on threshold is more effective than calculations based on maximum heart rate, research shows.

For general fitness and health, men should aim for age-adjusted VO2 max scores that put them above average. This will ensure you are maximizing reductions in all-cause mortality from having a higher ...

A good heart rate for exercise is 50 to 70 percent of your maximum BPM—aim for 30 to 45 minutes three to five times a week. “In general, when people are looking to do a workout with heart health in ...

The issue: Many runners (particularly women) report that their fitness trackers tell them they’re exercising in a higher zone ...

High-intensity interval training is important, but coming back to your breath can be crucial to helping you train.

“VO2 max is the best measure of cardiorespiratory fitness,” says Andrew Getzin, MD, head team physician of USA Triathlon and sports medicine physician at Cayuga Health in Ithaca, New York. “To have a ...

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 ...

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 ...

"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 ...