Las Challenger 8 son ahora más amortiguadas y con mejor ajuste para ofrecer más comodidad y dinamismo, ideales para corredores que disfrutan corriendo por la ciudad y la montaña.

Questions to consider to figure out why you’re not progressing in pace, plus how to switch up your training for better ...

USATF will administer cheek swabs at this week’s U.S. Track and Field Championships to comply with new requirements.

Horton-Mims set a personal best of 45.24 in the 400 at the Puma East Coast International Showcase, where he took down Quincy ...

Crunching the numbers on over 137,000 participants over a 16-year time period in 21 countries, the researchers found that ...