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.

Turns out the rest of the week is where you make key gains.

Across the country, more people are lacing up their sneakers, whether it’s for neighborhood fun runs or full marathons. Just last year, the New York City Marathon saw more finishers than ever with ...

Running a marathon is a rewarding, achievable goal for everyone, but it can’t be done without respecting the distance and preparing thoroughly. To cope with running 26.2 miles requires weeks of work ...