Stretching before a run has always been a little iffy in our playbook. It's hard to lengthen muscle fibers before they're warm, and trying to do so can lead to injury. But warming up is still a good thing, so try an active warmup.
A dynamic warmup raises your heart rate a bit while priming your joints for action. We created this video of five moves to do before you hit the ground running. Check it out!
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