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Want to make every outing feel easier? (Rhetorical question, we know.) Make room for strength-training in your routine.

A lot of important numbers can help you determine how your body is handling any given run: pace, goal time, heart rate and your effort on a scale from 1 to 10, to name a few. Your VO2 max, a benchmark for aerobic fitness, is one of those key stats—but it's often overlooked. 

To understand how improving this number can make you a better runner and healthier person in general, we've pulled in experts to break it down.

Full article here.

Art Director: Brian Bartog