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Remembering running’s biggest legend on the 40th anniversary of his death

Annie Bersagel is fast and smart, and if she has her way, she’ll crush it in Rio

I’ve heard the ladies get an injury-prevention boost that men don't from going barefoot. Is that true?

A classic drill to help make you a better runner by improving your running form, functional strength, and efficiency.

In the grueling world of ultrarunning, she's an anomaly: a low-key athlete who thrives on unstructured training, competes by instinct, and crushes men in the sport's most prestigious race

Mo Farah’s 22-month stretch doesn’t come close

Whenever I train or race in the heat, I always feel a strong urge to take a nap. Why, and what can I do to counter it besides loading up on caffeine?

The four-minute mile. As the sixth American high-schooler gets inducted into this exclusive club, we take a look at what might be in store for him.

In a surprise move, the multi-billionaire announced that he would be launching Virgin Sport. Though the initial reports are sparse on details, we have a good idea of what he wants to do: revolutionize the business of racing.

So you want to start running? Make sure to get off on the right foot by avoiding these five common newbie errors.