It's time to challenge that core! This 3 week long moderate abdominal foundation program will help to build your midsection into a lean, rock hard, multipurpose surface that you could use for countless occasions such as helping to stabilize your spine in good posture, hitting homeruns, and dropping jaws at the beach. Get ready to put in some hard core work and reap the rewards!
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3 周
9 项锻炼
平均 15 分钟
