At its core, VO2 max is your body’s ability to use oxygen when the effort ramps up. The higher it is, the more you can handle ...

Treadmill interval training can transform your running, whether you’re chasing a 5K PR or building marathon endurance. By mixing short, high-intensity bursts with longer, sustained efforts, you’ll ...

Overtraining could crush your progress. Learn how to run interval workouts more efficiently with this coach-backed advice.

A new article published in The Conversation suggests that running in shorter, high-intensity intervals may provide greater benefits for controlling blood pressure, losing weight, and improving ...

Interval running condenses the powerful effects of regular running into shorter, high-intensity bursts. Research shows it can improve cardiovascular health, regulate blood sugar, and reduce body fat ...

Throughout the long history of the sport of running, training innovations have come primarily from athletes and coaches, not scientists. With few exceptions, it’s been the folks in the trenches who ...