This second part of our winter running feature is all about the treadmill. Some days, the weather is just too rough to brave the elements, or maybe the schedule calls for a hard workout that will be unnecessarily challenging in the cold/snow/ice; that's where the treadmill comes in. Nate & Andrea share tips to finding and buying the right treadmill for your needs, how to adjust your training, their favorite shoes on the treadmill, and the science behind biomechanical changes while treadmill running.

The Subjective: what's your number one tip for getting through winter training?

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