This month, get ready to turn your workout on its side. For September, Specialized Trainer Bryan Osuna demonstrates three variants of one of his favorite exercises, the side plank. You’ll flex your abs while strengthening your back and shoulders with this simple balancing act.
You can visit our website for a free workout calendar to keep you toning those muscles all month long. While you’re there, take a look at some of our other challenges. Now, if you’re ready for the challenge, simply watch the video below:
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