Ultra-endurance athletes can push their bodies to extraordinary extremes, but even they run into a hard biological wall.

In Philly, she shaved 10 minutes off her PR. “I became fast. I qualified for Boston,” Chambers says. “I couldn’t believe it.” To make the most of your time in the saddle though, you need to know some ...

Recent scientific breakthroughs have revealed a fundamental limit to human endurance, a metabolic ceiling that caps sustained ...

This post-run sauna method is changing the endurance game for runners everywhere. The science shows measurable performance gains without extra training. Add heat to your recovery routine and start ...

Ever wondered if your mile pace is "on par" with others your age? Or maybe you've set a goal to run that distance and are ...

What are some tips for long runs while rehabbing weak hips and glutes? I’m able to run 10 miles but feel pressure in the last mile. Thank you, ~ Russ Hi Russ! It sounds like you’re on a sound ...

Use a treadmill or outdoor space to perform a 400-meter jog. Maintain a steady, moderate pace, enough to challenge you but not gas you out. Keep your shoulders relaxed and let your arms swing ...

It’s hard to say what the average weekend warrior can take from a study of ultra-athletes who ran thousands of miles in a European foot race — aside from inspiration and a sense of awe. But for those ...

ST. HELENA — For a man who worked his whole life to stay healthy, the news that he had a bad heart was a shock for runner Juan Sanchez. Sanchez, 45, is an endurance runner who competes in 50- and ...

With its extreme heat and challenging landscapes, Abu Dhabi is positioning itself as a distinctive destination for endurance sports.