Let's Revisit the Seven-Minute Workout
by Beth Skwarecki on Vitals, shared by Beth Skwarecki from Lifehacker on (#52Y3B)
The first time I heard of the Seven Minute Workout, I thought it was a great idea. But then I did it, and couldn't hang. On paper it looked too easy, and yet the side planks at the end were killer. I didn't keep up with it, even though it was designed to give you a day's exercise in just a few minutes, enabling...