August 14, 2022


I Tried The Viral TikTok 12-3-30 Treadmill Workout – Does It Work?

As a runner, I don’t often turn to TikTok for inspiration, but the viral “12-3-30” treadmill workout caught my eye. The workout made famous by former actress and social media star Lauren Giraldo has been shared more than 154 million times on TikTok, and users raved about it.

But what is the 12-3-30 treadmill workout and what are its benefits?