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I Did The 12-3-30 Workout For 21 Days And Improved My Cardio Fitness
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12-3-30 Workout (2024)
I LOVE the 12:3:30 trend! 12 incline, 3mph, for 30 minutes on the trea, 12 3 30 Workout
12-3-30: A TikTok trend that's taking over the fitness world in seconds
I DID 12-3-30 FOR 2 MONTHS AND THESE ARE MY RESULTS!!
What Is The 12-3-30 Workout? – Forbes Health