In any long-distance run, from the half marathon to ultras, the winner isn’t the runner who looks the best right off the starting line, but the one who stays the strongest as the miles stack up.

Any walker can start running and any runner can get faster and go farther, says Josh Goldman, MD, a UCLA Health sports ...

The last time I trained for a marathon, I told a few runner friends about my habit of pushing my pace on long runs. Despite the fact that I’m constantly surrounded by coaching advice (and am now an ...