I’ve always been pretty skeptical of viral TikTok workouts like the 12-3-30 workout. They can be created by anyone with an account, after all, so their merits aren’t usually backed by science. But the ...

Since it went viral in 2020, the 12-3-30 treadmill workout continues to be a favorite among workout trends. It’s never too late to try it to add some variety to your fitness routine as the weather ...

If walking on a treadmill sounds boring, the 12-3-30 workout might be just what you need to shake up your routine. This viral fitness trend, which has over 64 million views on TikTok, promises a heart ...

The low-impact 12-3-30 treadmill workout has taken social media by storm and made its way into gyms, homes, and the hearts of gym-goers worldwide. Devotees claim the workout has helped them shed ...

The buzzy 12-3-30 workout lets you get sweaty in a low-impact, joint-friendly way. But how do you do it, exactly? Here's what to know. The 12-3-30 workout is simple: You walk on the treadmill at a 12 ...

When you walk into a gym in the new year and spot a person walking steadily on the treadmill at a very high incline, they could be following a viral workout trend. The "12-3-30" workout, the ...

You may have noticed people talking about the viral “12-3-30″ workout on social media recently, or seen the workouts for yourself at the gym (they’ll be the people walking at a very high incline on ...

To me, there’s nothing better than embarking on a long hike with my dog Ollie. But I work full-time and live in a city, which means that climbing a mountain every day isn’t possible. If I want to get ...

@brazaussie dubbed the 12-3-30, “the most goated cardio formula,” in a post from June 9 that has 563 thousand views. “Whoever came up with the 12-3-20 method rlly cooked cuz how did I just burn 500 ...