08/27/2012 01:59 pm ET Updated Oct 27, 2012

The Ultimate Strength Workout For Runners

The secret to running stronger, faster and longer? Forget about running (at least, for a little bit)! Cross training can help build muscle, boost agility and fend off injury. This workout, created by fitness expert Jessica Smith, is specifically designed to targets all the primary muscle groups used during running. Add this sequence to your pre-run routine or do it on your days off to help maximize your stride and stamina.

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