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:max_bytes(200000):strip_icc()/800_day-3-extended-arm-plank-f807706cd7014fb592ae89615e92ffe4.jpg "This 30-Day Plank Challenge Will Strengthen Your Entire Core")
This 30-Day Plank Challenge Will Strengthen Your Entire Core
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:max_bytes(200000):strip_icc()/800_day-4-extended-side-plank-43481fe91a14455f97c17a7a42751ddd.jpg "This 30-Day Plank Challenge Will Strengthen Your Entire Core")
This 30-Day Plank Challenge Will Strengthen Your Entire Core
Take the Ultimate Plank Challenge...A Plank A Day in May!
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The Ultimate 8 Minute Plank Challenge
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