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I tried Lauren Giraldo's 12-3-30 Treadmill Workout and here's what happened...*Realistic Results* | Treadmill workout, Workout results, Workout
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I Tried Lauren Giraldo's 12-3-30 Treadmill Workout for a MONTH & Here are My REALISTIC Results! - YouTube
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Personal trainer reveals whether low-impact '12-3-30' workout is really beneficial | Daily Mail Online
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