Don’t miss this opportunity to run the TCS New York City Marathon, available exclusively to Runner’s World+ members.

According to Runner’s World training plans, your longest long run during marathon training will typically range from 20 to 22 ...

Science tells us that a marathon runner’s peak performance years are between ages 25 and 35. But that doesn’t mean they’re ...

About the ProgramIf you want to run farther and faster, strength training is your secret weapon. Our latest program, The Runner’s World Guide to Strength Training, is your ultimate guide to build ...

Now's the time to ramp up the mileage and check off every day's run on your training plan. Donald Trump said Epstein files "could destroy people"—Bill O'Reilly Charley Hull collapses, leaves ...

Nashua resident Thomas Cantara has finished his second marathon in a week, completing six of the world's major marathons.

As the sun rises over the river Thames on marathon day this year, tens of thousands of cheering spectators will fill the streets and a record-breaking 56,000 adrenaline-fuelled runners will gather ...

SportsCenter 5's Angel Salcedo spoke to Jeff Dengate, the Runner-in-Chief for Runner's World, who talked about his performance during the Boston Marathon and offered advice to motivate new runners.

An avid traditional marathon runner, Nawoj says the World Marathon Challenge was on his bucket list "Over the last couple of years, I put in really intense training.

Some people think finishing a marathon makes someone a "real" runner. Here's why that's false—and why you might be better served running shorter distances.

Fall marathon season is here. Thousands of athletes — from the swiftest to those at the back-of-the-pack — are training to take on the challenge of running 26.2 miles. If you are among them ...