So, your friends love marathons. Show up for them as their hype buddy. They’ll thank you for the extra water and motivation ...

To keep improving your fitness, we tapped experts to reveal how to structure your training for maximum results and how long ...

The quarter-mile run comes in 8.675 seconds at 159 mph, with the figures coming from testing on a prepped surface.

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

Each half marathoner appears on the first list, for the fastest performers in history, only once. The third set of tables, ...