воскресенье, 12 февраля 2017 г.

Maintaining a strength training program is critical for improving running efficiency particularly for runners doing a full marathon. In this article, find out how to adjust your strength training to fit your marathon training plan.


Maintaining a strength training program is critical for improving running efficiency particularly for runners doing a full marathon. In this article, find out how to adjust your strength training to fit your marathon training plan.

Original article and pictures take https://fuelrunning.com site

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