The Dirty 30 Workout is a time-based circuit training workout that consists of 30 different exercises, each performed for 30 ...

There’s a reason everyone you know is doing the 12-3-30 workout. Invented in 2019 by content creator Lauren Giraldo, who went viral for claiming that simply walking uphill on a treadmill helped her ...

Walking treadmill workouts are an easy way to jumpstart a new fitness routine or add variety to an established one. One of the most popular routines is the 12-3-30 treadmill workout, which continues ...

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 heard about the 12-3-30 workout. The trendy fitness approach is all over TikTok, where the hashtag #12330 has amassed more than 374 million views. Any fitness trend or tips found on the ...