Kipyegon’s time initially read as 4:06.91, but was later adjusted to 4:06.42. Nike has explained what happened.

If you notice an ache or irritation crop up during a run, and it lasts more than just one workout or two, or if it goes away but then comes back when you run again, Fijas suggests getting it checked ...

Bill Dellinger, Olympic bronze medalist in the 5,000 meters, mentor to the legendary Steve Prefontaine, and for more than 30 ...

Kipyegon shaved 1.22 seconds off her previous best of 4:07.64 (though her time in Paris is not world record eligible). No ...

Here at Runner’s World, we’ll be watching the attempt closely — and you can follow along with us right here.

How to do it: Start on all fours with a neutral spine, knees under hips and wrists under shoulders. Keeping back flat, use ...

On Thursday at the Stade Charléty in Paris, Faith Kipyegon ran the fastest recorded mile ever for a woman, stopping the clock ...

Run clubs are content mills.” “They’re full of runners chasing social media clout.” “They say ‘all paces welcome,’ but their ...

Everything to know about surviving summer running, including tips to staying strong, signs you need to slow down, and more.

Revolutionary new engineering and materials lead to big running economy gains. Hi, Team.

Nike has unveiled two new additions to its Vomero road-running shoe franchise: the Vomero Premium and the Vomero Plus, with ...