As we approach the New Year, among some people’s 2026 fitness goals might be a marathon (after a well-earned festive break, ...

Slow running, or specifically zone 2 running, increases the size and number of mitochondria in your cells – which help you ...

How to Run Faster was created with Runner’s World Training Plans in mind. They are designed for runners of all levels ...

The best time to do it: Padilla recommends doing this exercise during regular strength training sessions, two to three times ...

Travis Barker shared that while training for the Los Angeles Marathon, which is taking place in March 2026, he injured his ...

Building endurance for long-distance races requires smart, gradual progression. One training approach that continues to ...

A mile doesn't sound like much — until you run it nearly 50 times, climbing the same brutal Tennessee hill again and again through daylight, darkness and dropping temperatures. Earlier this month, ...

Contrary to what some might think, most racehorses do have a rudimentary understanding of rhythm; it’s just at a faster pace ...

Speed limits are widely ignored in the U.S. Here’s why the system is broken, what the data shows, and what it would take to ...

Everything you need to know about high-intensity interval training to help you hit the ground running in 2026—including a low ...

Modern systems and clear productivity gains are giving the 174-year-old insurer the confidence to move quickly toward AI ...