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12-3-30 Workout: TikTok's Fitness Sensation Takes Over

4/22/2025

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Summary

Story summary

The "12-3-30" workout, crafted by influencer Lauren Giraldo, has taken the fitness world by storm. This straightforward routine, which combines a 30-minute walk at 3mph on a 12% incline, has captivated millions, racking up over 1.6 million views on YouTube and an astounding 13 million on TikTok since its debut in 2019.

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Story summary

The "12-3-30" workout, crafted by influencer Lauren Giraldo, has taken the fitness world by storm. This straightforward routine, which combines a 30-minute walk at 3mph on a 12% incline, has captivated millions, racking up over 1.6 million views on YouTube and an astounding 13 million on TikTok since its debut in 2019.