Many runners, when training for their first marathon, set out with the intention to cover all 26.2 miles without taking any ...

A runner died after a driver veered onto the course of the Florida Half Marathon in Melbourne, Florida, on February 8, local police told Runner’s World.

I rejoined Strava in 2023 and my posts quickly became repetitive and monotonous: the typical “afternoon run,” logged over and ...

HIIT is commonly performed at about 80 percent of peak heart rate, while sprint intervals are more of an “all-out” effort ...

How good is the best cross-country skier ever? We put his Olympic accomplishments into running terms to find out.

A solid metric to know, considering its influence on race performance. Many coaches argue that lactate threshold is one of, if not the, biggest performance predictor. It determines how fast you can ...

“In recent years, it’s come up a lot in the literature as one of the leading indicators of overall health and longevity,” ...

At its core, looking at your HRV trend over time gives runners a window into how well they’re balancing training stress with recovery. “Higher HRV is synonymous with having a very healthy nervous ...

Many runners strive to get faster, and boosting VO2 max is often part of that goal. One way to achieve both: The interval ...

Training your aerobic system increases blood flow, lowers your resting heart rate, creates more capillaries (which help you exchange oxygen and waste products), and increases mitochondria (a.k.a. the ...

And the best way to begin resolving all of your VO2 max confusion? Start by simply understanding a metaphor. As explained in ...

The famously secretive—and extremely difficult—race is a fan favorite every year. The Valentine’s Day start is the earliest ...