Today, runners can track everything from stride length to sleep cycles, recovery scores to training readiness. The market is flooded with tools that promise insight, optimization, and marginal gains.

Thanks to the proliferation of smartwatches and fitness trackers, it’s never been easier to log your heart rate while running: Simply don the device, start your workout, and watch those beats per ...

When Joe Driscoll toed the line at the U.S. Men's Olympic Marathon Trials in November, he knew that maintaining an even pace would be trickier than usual on the rolling hills of New York City's ...

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 ...

To manage stress, seek mental health support, whether that’s from family and friends, or a therapist, says Dr. Naidu. Additionally, he suggests trying meditation, breathing exercises, and yoga, which ...

Whoever we are, whatever we’re doing, we have a measurable heart rate. It’s a pretty clear sign of being alive. But what should your heart rate be when exercising? When we exercise, our heart rate ...