As events as big as the Olympic Trials get rescheduled because of heat, we went to the science to find out how you should decide when it is too hot to run safely

Starting in 2022, the world-famous ultramarathon will implement a new entrance scheme that aims to bring more women into the race

Five years after the Vaporfly upended marathon running, track shoes are set to star in Tokyo

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How pregnancy complications and a long-term debilitating injury have reshaped ultrarunner Katie Grossman’s relationship with the sport she loves

After two more star runners have been excluded by World Athletics’ policy, the governing body will have to reap what it has sown

The 44-year-old is ready to take on the world’s best marathoners at the Tokyo Olympics.

With Rule 40 restrictions looming, this is the time for athletes to tout their sponsors

Instead of focusing on joint angles and limb movements, a new study takes a holistic approach to the biomechanics of elite runners

Hard-won advice from someone who hated the sport, until it changed his life

Tuliamuk had secured her spot in the Tokyo Olympics—then 2020 happened. Fortunately, she’s always run for more than just the medals.

The multiple American record holder is a huge fan favorite—does that give us a biased view of her case?

Will Trials of Miles’ scrappy approach work after COVID? 

The mile isn’t just another race distance. It’s almost its own sport.

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Runner Obi Nwankwo walks viewers through the best ways to up your mental game and focus on your training.

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The record he needs to break? 52 days.

Since Mary Cain spoke out about the Nike Oregon Project in 2019, a growing wave of young runners have come forward with their own allegations of negligent coaching and toxic team cultures across the sport

Incorporating steep inclines into your training can help improve strength, agility, endurance, and more

‘Nike’s Big Bet’ argues that the banned coach is too important to the company’s image

‘Head on a Swivel’ shows how running as a person of color can be an act of defiance

The two-time Olympian is motivated for this year’s Boston Marathon, even as she considers a prospective career as an ultrarunner

This week’s episode of HBO’s ‘Real Sports with Bryant Gumbel’ offers raw scenes from the infamous race

Race performance still matters more than social media. For now. 

After 2020, holding the event at all will be a victory in itself

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All the expert skills, tips, training advice, and inspiration you need to take your running to the next level

Seven reasons from Brendan Leonard’s new book ‘I Hate Running and You Can Too’

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Want to get faster? Add these proven, easy-to-understand drills to your training plan.

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Going hard delivers rewards, but only if you balance it with recovery.

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Are you ready to get stronger, increase efficiency, and build speed? Then you need to add hill repeats to your training tool kit.

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Runner Obi Nwankwo walks viewers through the benefits and basics of strides, one of the best bang-for-your-buck speed drills.

The new Ted Corbitt Loop is great, but we still need a Ted Corbitt ultra

Between a new wave of sponsored athletes and its forthcoming racing shoes, the legacy running brand wants a bigger piece of the action

A full-time realtor and a mother of two, 36-year-old Keira D’Amato hasn’t given up on her Olympic dream

Signing up for a race right now is a weird mix of optimism and being in denial

Several British stars, including Paula Radcliffe, recently spoke out against an initiative to equalize cross-country distances for male and female athletes. The debate is more complicated than it seems. 

Yesterday's race had incredible times, but it all felt a little too perfectly engineered  

Can the IOC create an internationally applicable code of conduct for Olympic protest?

After finishing a disappointing 12th place at the 2020 Olympic Trials, he is looking to close out the year with a big win

Her death is a sad reminder of the ever present risk in mountain sports

With races canceled, Enda challenged its sponsored athletes to set a record on Mount Kenya

In the Texas Hill Country, an event called Trail Camp offers community and care for veterans, one mile at a time

A pro marathoner looking for a sponsor takes a scientific approach to finding the right match

After running 2:31:49 and setting a U.S. junior record in the marathon, college freshman Tierney Wolfgram wants to try her hand at shorter events

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