coffee

Your weekly guided tour of the best new research and articles on running from around the web.

This primer on a runner's favorite energizing compound breaks down exactly what caffeine is, common sources and some effects these sources have on the body.

We love our coffee, but many other herbs, roots and mushrooms can also boost performance.

Jason Devaney writes about the evolution of coffee in his life.

A British study says high doses of caffeine can improve performance by as much as six percent.

Coffee: Helping endurance athletes get out of bed every morning.

One says run the course in advance if possible.

Competitor Magazine columnist Susan Lacke reflects on lessons learned after 30 days without coffee.