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

Many of today's runners are eating little or no red meat (such as beef, lamb), which is one of the best sources of dietary iron. These athletes—in particular, dieting runners who eat less food overall—are simultaneously consuming less iron. Iron is a mineral found in the hemoglobin molecule inside…

The Colorado Marathon is proud to announce its selection as the 2024 RRCA Colorado State Marathon Championship for the second consecutive year. The Road Runners Club of America (RRCA) awards this prestigious designation to events that embody the essence of grassroots, community-based running.

Running, often celebrated as the purest form of sport, is an activity that combines physical endurance, mental strategy, and a deep-rooted connection to history. This elemental sport offers exhilarating challenges ideal for fitness enthusiasts and competitive runners alike.