The 12-3-30 Workout: All Hype or Worth Trying?
The 12-3-30 Workout: All Hype or Worth Trying?
In today’s Dear Mark, I’m tackling a reader’s question regarding a new workout that’s apparently all the rage on social media. I’m not much for hopping on viral fitness trends myself, but I’m always interested in keeping my finger on the pulse of what people …
