Colorado Runner - Colorado's running news, events and results source

Running is one of the most accessible forms of exercise in existence, which is also what makes its injury rate easy to underestimate. You need no equipment beyond a pair of shoes, no membership, no scheduled class time.

Colorado runners lose sodium two ways at once, and most training plans only account for one of them. Thin air pushes breathing rate and sweat rate up before the body has adjusted, and the state's low humidity evaporates sweat almost as fast as it forms, so a soaked shirt can hide how much salt…

The 2026 Diamond League Zurich delivered a thrilling race for Colorado native Parker Wolfe. He led a stacked men's 3000 meter race field across the finish line.