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More like this: start running, warming up and running workouts.

Alternate a minute of butt kicks with one minute of single-legged squats to build strength and stamina for tough runs.

A 10-minute post-run yoga sequence that will improve your range of motion and prevent injury. Runners World (must print)

Hit the Hills - One day a week, try a path with a hilly terrain.

Speed It Up - Pick up the pace for a mailbox or two, then slow it down again. Hit the gas on the straight-aways and slow it down on the curves.